The must-have Macro Loupe for all watch lovers

Iconic watch art prints. Made in Switzerland, lifetime guarantee

This watch is a symbol of my personal history. It was given to me for my engagement and has accompanied important moments in my life. It's also my entry point into mechanical watchmaking and the first model that sparked in me the desire to own and to translate my personal story and emotions into an object.

A meaningful engagement watch

<p dir="ltr">The <strong>Hamilton</strong> brand is an icon in the world of watchmaking which brilliantly combines American know-how and the finesse of Swiss watchmaking tradition. Founded in <strong>1892</strong> by Webster Clay Ball in Lancaster, Pennsylvania, the brand Hamilton quickly acquired a reputation for quality, precision and reliability, notably thanks to its pocket watches used by railway workers to avoid accidents on American railways.</p>
<h2 dir="ltr">History of the Hamilton brand</h2>
<p dir="ltr">However, it was truly from the 1950s that the brand began to make its mark on the history of modern watchmaking. In 1957, Hamilton revolutionized the world of watchmaking by introducing the world's first electric watch, the Hamilton Electric 500. This watch, although imperfect, paved the way for a new era of electric and quartz watches, in which will engulf<a href="https://www.dialicious.com/en/lip"> LIP</a> with the<a href="https://www.dialicious.com/en/lip/electronic"> LIP Electronic</a>,<a href="https://www.dialicious.com/en/bulova"> Bulova</a> with the<a href="https://www.dialicious.com/en/bulova/accutron"> Bulova Accutron</a> and of course<a href="https://www.dialicious.com/en/seiko"> Seiko</a> with the<a href="https://www.dialicious.com/en/seiko/quartz"> Seiko Quartz</a>.</p>
<p dir="ltr">The 1960s marked another pivotal moment for Hamilton. The brand entered the world of cinema by equipping Elvis Presley with a Hamilton Ventura in the film &ldquo;Loving You&rdquo; in particular. Hamilton thus extended its influence to the entertainment industry, becoming the watch of choice for many movie characters.</p>
<p dir="ltr">In 1974, Hamilton was in serious financial difficulties and was bought by the Swiss holding company SSIH, the ancestor with ASUAG of the current Swatch Group. This acquisition marks the beginning of a new era for Hamilton, which now combines bold American design with Swiss watchmaking excellence.</p>
<p dir="ltr">These key dates in Hamilton's history reveal a resolutely avant-garde brand, always seeking innovation and precision. Hamilton has been able to adapt to technological and cultural developments, while preserving its unique identity.</p>
<h2 dir="ltr">What are the iconic models of the Hamilton brand?</h2>
<p dir="ltr">Hamilton's rich heritage is reflected in the diversity of its collections, which meet the needs of watch enthusiasts from all walks of life. Among the brand's flagship models, we find:</p>
<h3 dir="ltr"><a href="https://www.dialicious.com/en/hamilton/ventura">Hamilton Ventura</a></h3>
<p dir="ltr">The Hamilton Ventura is probably the brand's most iconic model. With its bold shield-shaped case designed by American designer Richard Arbib (also behind the Hamilton Pacer and Hamilton Meteor models in particular), its water resistance up to 50 meters, its comfortable leather strap, its movement precise quartz, its elegant silver dial and its date complication, <strong>the Ventura is a symbol of innovation and aesthetics</strong>. It was this watch that Elvis Presley wore for the first time in 1961 in the film &ldquo;Blue Hawaii&rdquo;, which contributed to his legendary aura.</p>
<h3 dir="ltr">Hamilton Khaki Navy Frogman</h3>
<p dir="ltr">The <strong>Hamilton Khaki Navy Frogman is a robust and reliable dive watch</strong>. Featuring a 42mm titanium case, impressive water resistance up to 100 ATM, durable rubber strap, H-10 automatic movement with 80 hour power reserve, a black dial with luminous indexes and a date complication, this watch is designed to withstand the most extreme conditions. It takes its name from the 1951 film "The Frogmen", in which US Navy divers were equipped with Hamilton watches. An additional illustration of the close ties maintained by Hamilton with the film industry and in particular the Hollywood studios.</p>
<h3 dir="ltr">Hamilton Jazzmaster Viewmatic</h3>
<p dir="ltr">The <strong>Hamilton Jazzmaster Viewmatic is a classic and refined watch</strong>. It features a 40mm stainless steel case, water resistance up to 5 ATM, stylish leather strap, Swiss automatic movement, silver dial with applied indexes and date complication. Its particularity lies in its transparent background which allows you to admire the movement.&nbsp;</p>
<h3 dir="ltr"><a href="https://www.dialicious.com/en/hamilton/khaki_field">Hamilton Khaki Field</a></h3>
<p dir="ltr">The <strong>Hamilton Khaki Field is the symbol of the brand's military past</strong>. Equipped with a 38mm stainless steel case, water resistance up to 5 ATM, sturdy canvas strap, H-10 automatic movement with 80 hour power reserve, matte black dial with luminous indexes and a date complication, this watch is a tribute to the soldiers' watches used during World War II. We cannot think of the Hamilton Khaki Field without thinking of the Hamilton Khaki Field Murph Auto which became, thanks to the film Interstellar, one of the most sought-after Hamiltons.</p>
<h3 dir="ltr"><a href="https://www.dialicious.com/en/hamilton/khaki_navy">Hamilton Khaki Navy</a></h3>
<p dir="ltr">The Hamilton Khaki Navy is a collection dedicated to the sea and diving. One of its flagship representatives, the Khaki Navy Scuba, features a 40 mm stainless steel case, water resistance up to 10 ATM, a steel bracelet, an automatic movement, a blue dial evoking the depths of the ocean with luminous indexes, and a date complication.</p>
<h3 dir="ltr">Hamilton Khaki Aviation</h3>
<p dir="ltr">The Hamilton Khaki Aviation is designed for aviation enthusiasts. The model<a href="https://www.dialicious.com/en/hamilton/khaki_aviation_day_date"> Hamilton Khaki Aviation Day-Date</a>, for example, features a sturdy 44mm stainless steel case, water resistance up to 10 ATM, brown leather strap, H-30 automatic movement with 80 hour power reserve, a black dial with a lateral drift calculation scale, and date and day complications.</p>
<h3 dir="ltr"><a href="https://www.dialicious.com/en/hamilton/psr">Hamilton PSR</a></h3>
<p dir="ltr">The Hamilton PSR is a modern reinterpretation of the first digital LED watch, the<a href="https://www.dialicious.com/en/pulsar/p2"> Pulsar P2</a> from 1970, popularized for being the watch of James Bond and Roger Moore in Live and Let Die in 1974. The PSR features a 40.8 x 34.7 mm stainless steel case, water resistance up to 10 ATM, a steel bracelet, a unique hybrid quartz movement with an OLED display and LCD technology, and a dial that lights up at the press of a button.</p>
<h3 dir="ltr">Hamilton American Classic</h3>
<p dir="ltr">Finally, the American Classic is a collection that pays homage to Hamilton's American history. The Intra-Matic Auto model, for example, offers a 40 mm stainless steel case, water resistance up to 5 ATM, a brown leather strap, an H-10 automatic movement, a silver dial in a style Vintage with stick indexes and a date complication.</p>
<p dir="ltr">These watches embody the spirit of Hamilton: a combination of functionality, design, history and innovation in a price range between &euro; 700 and &euro; 2,500 for a mechanical model.</p>
<h2 dir="ltr">How much does a Hamilton watch cost?</h2>
<p dir="ltr">Hamilton offers several dozen new references whose prices vary between $375 for a Hamilton Khaki-Field Quartz and $12,000 for a Hamliton Ventura Quartz in 18k gold. <strong>Most Hamilton are sold between $500 and $1,000</strong>. Prices can also fluctuate depending on the distributor, and promotions sometimes allow you to benefit from a more competitive price. The second-hand market is also an opportunity to look at to buy a cheaper Hamilton.</p>
<h2 dir="ltr">Hamilton: The most American of Swiss brands</h2>
<p dir="ltr">Hamilton positions itself in the watchmaking landscape as a brand that combines the best of two worlds: American pragmatism and innovation, and Swiss precision and quality. Its watches are recognized for their robustness, precision and unique design, making Hamilton a brand of choice for watch enthusiasts looking for a quality product at an accessible price.</p>
<p dir="ltr">Hamilton's story is that of a brand that has innovated and reinvented itself, while remaining true to its roots. Whether in the field of cinema, aviation or diving, Hamilton has always been able to meet the needs of its customers with reliable, functional and aesthetic watches.</p>
<p dir="ltr">Hamilton is a brand rich in history and innovation, which has carved out a place of choice in the world of watchmaking. The brand is part of the<a href="https://www.dialicious.com/en/top/the_best_swiss_watch_brands"> Ranking of the most popular Swiss watch brands</a>. To find out more about Hamilton watches, do not hesitate to consult the brand's official website. And to make the right choice among the models of this brand, The <strong>Dialicious owners&rsquo; reviews</strong> are a valuable source of information. They will allow you to understand the real experience of users and form your own opinion on these exceptional watches.</p>
<p dir="ltr">(Updated December 2023)</p>

I fell in love with the Jazzmaster Open Heart watch, which focuses on precision with a new 42mm dial. Featuring a captivating shimmering midnight blue dial, this fascinating watch combines the modernity of urban architecture with the infinity of the cosmos. Highlighting Hamilton’s craftsmanship and attention to detail, the dial reveals the H-10 automatic movement. With its 80-hour power reserve and Nivachron™ balance spring, the Jazzmaster Open Heart Auto is mounted on a refined blue leather strap.

Hamilton jazzmaster

This watch sparked my passion for timepieces. It was my first automatic watch, purchased in 2019.
I appreciate this watch for its classic elegance and its openwork dial that showcases its automatic movement. It's reliable and very well-made for its affordable price. It's ideal as a first watch and remains quite versatile.

Elegant founder

This Jazzmaster Open Heart really surprised me. It's light, super comfortable to wear, you quickly forget it's on your wrist. Its dial is just magnificent: elegant, refined, with this little play of transparency that catches the eye without being over the top. A simple watch to live with, but with a real charm that reveals itself on a daily basis. And 80 hours of power reserve!!!!

Light and comfortable dress

In my possession for over 10 years, I still enjoy wearing this Jazzmaster with its partially openwork dial. The only brown watch in my collection, I love the sunburst and the way the light highlights each element of the dial. A watch that I wear regularly and that I appreciate for its precision, not one revision and it is still as precise!

A very nice daily

Having owned this watch for over 10 years, I can only emphasize the robustness of this piece. No problems to report, no breakdowns. Movement rather correct in terms of precision for this price range (ETA movement). 
Its rather thin case and an ideal size of 40mm make it very pleasant to wear on a daily basis. 
The open heart adds a real touch of originality and brings this beautiful timepiece to life. 
This is my first mechanical watch, so I have a pleasant memory of this first purchase which opened the doors to my passion for watchmaking.

A first step in mechanical watchmaking!

<p><strong>Atelier Jalaper</strong> est une marque horlog&egrave;re franco-belge fond&eacute;e en <strong>2019</strong> par Louis Jalaber et Simon Szleper. Elle se distingue par une approche unique qui fusionne l'horlogerie traditionnelle avec l'h&eacute;ritage automobile en int&eacute;grant des &eacute;l&eacute;ments authentiques de voitures l&eacute;gendaires dans ses montres.</p>
<h3><strong>Origines et Fondation</strong></h3>
<p>Louis Jalaber et Simon Szleper se sont rencontr&eacute;s lors de leurs &eacute;tudes &agrave; l'ESCP Europe, partageant <strong>une passion commune pour l'horlogerie et l'automobile</strong>. Leur ambition &eacute;tait de cr&eacute;er une montre qui ne se contenterait pas de s'inspirer du design automobile, mais qui int&eacute;grerait v&eacute;ritablement une partie de l'histoire automobile. Cette vision les a conduits &agrave; fonder Atelier Jalaper en 2019.</p>
<h3><strong>Concept et Philosophie</strong></h3>
<p>La philosophie d'Atelier Jalaper repose sur l'id&eacute;e de donner une nouvelle vie &agrave; des voitures embl&eacute;matiques en les int&eacute;grant dans des montres de haute qualit&eacute;. Chaque garde-temps est con&ccedil;u avec des cadrans fabriqu&eacute;s &agrave; partir de pi&egrave;ces authentiques de voitures l&eacute;gendaires, offrant ainsi aux passionn&eacute;s une connexion tangible avec l'histoire automobile.</p>
<h3><strong>Collections et Mod&egrave;les</strong></h3>
<p><em>Collection DB5</em></p>
<p>La premi&egrave;re collection d'Atelier Jalaper rend hommage &agrave; l'Aston Martin DB5, une ic&ocirc;ne des ann&eacute;es 1960. Les cadrans de ces montres sont d&eacute;coup&eacute;s dans le capot en aluminium d'une v&eacute;ritable DB5, conf&eacute;rant &agrave; chaque pi&egrave;ce une patine unique. La collection comprend quatre mod&egrave;les :</p>
<ul>
<li><strong>AJ001-S</strong> : Mod&egrave;le avec affichage de la date, bo&icirc;tier en acier inoxydable</li>
<li><strong>AJ001-B</strong> : Version avec bo&icirc;tier en PVD noir</li>
<li><strong>AJ002-S</strong> : Mod&egrave;le avec affichage du jour et de la date, bo&icirc;tier en acier inoxydable</li>
<li><strong>AJ002-B</strong> : Version avec bo&icirc;tier en PVD noir</li>
</ul>
<p>Ces montres sont &eacute;quip&eacute;es de <strong>mouvements automatiques Miyota</strong>, offrant une r&eacute;serve de marche de 42 heures.</p>
<p><em>Collection Miura</em></p>
<p>La deuxi&egrave;me collection s'inspire de la <strong>Lamborghini Miura</strong>, souvent consid&eacute;r&eacute;e comme la premi&egrave;re supercar au monde. Les cadrans sont fabriqu&eacute;s &agrave; partir de pi&egrave;ces authentiques de la Miura, et la collection propose plusieurs variantes :</p>
<ul>
<li><strong>AJ-P400-V</strong> : Version avec r&eacute;haut vert</li>
<li><strong>AJ-P400-N</strong> : Version avec r&eacute;haut noir</li>
<li><strong>AJ-P400-O</strong> : Version avec r&eacute;haut orange</li>
<li><strong>AJ-P400-B</strong> : Version avec r&eacute;haut bleu</li>
</ul>
<p>Ces mod&egrave;les sont anim&eacute;s par des <strong>mouvements &agrave; remontage manuel Sellita SW270-1 M</strong>, offrant une r&eacute;serve de marche d'environ 45 heures.</p>
<p><em>Collection Jaguar Type E</em></p>
<p>La troisi&egrave;me collection s'inspire de la <strong>Jaguar Type E</strong>, l'une des autos les plus reconnaissables entre toutes. Les cadrans sont fabriqu&eacute;s &agrave; partir de pi&egrave;ces authentiques d'une Jaguar Type E semi-lightweight de 1962, et la collection propose deux variantes :</p>
<ul>
<li><strong>AJ-003-B</strong> : Version au cadran stri&eacute;</li>
<li><strong>AJ-003-W</strong> : Version au cadran noir anodis&eacute;</li>
</ul>
<p>Ces mod&egrave;les sont anim&eacute;s par des <strong>mouvements &agrave; remontage automatique Sellita SW300-1</strong>, offrant une r&eacute;serve de marche d'environ 42 heures.</p>
<h3><strong>Processus de Fabrication et Savoir-Faire</strong></h3>
<p>Atelier Jalaper collabore avec des artisans et des experts horlogers bas&eacute;s &agrave; La Chaux-de-Fonds, en Suisse, pour assurer une qualit&eacute; exceptionnelle. Le processus de fabrication implique une d&eacute;coupe pr&eacute;cise <strong>des pi&egrave;ces automobiles pour cr&eacute;er des cadrans uniques,</strong> suivie d'un assemblage minutieux pour garantir la fiabilit&eacute; et l'esth&eacute;tique de chaque montre.</p>
<h3><strong>Engagement envers l'Authenticit&eacute; et l'Innovation</strong></h3>
<p>La marque s'engage &agrave; pr&eacute;server l'authenticit&eacute; des mat&eacute;riaux utilis&eacute;s tout en innovant dans le design et la fonctionnalit&eacute;. Chaque montre est num&eacute;rot&eacute;e et porte en elle l'&acirc;me de la voiture dont elle est issue, offrant aux collectionneurs et aux passionn&eacute;s une pi&egrave;ce de l'histoire automobile &agrave; leur poignet.</p>
<h3><strong>R&eacute;ception et Perspectives d'Avenir</strong></h3>
<p>Depuis son lancement, Atelier Jalaper a re&ccedil;u <strong>des retours positifs pour son concept novateur </strong>et la qualit&eacute; de ses montres. La marque continue d'explorer de nouvelles collaborations avec des voitures l&eacute;gendaires, &eacute;largissant ainsi sa collection et renfor&ccedil;ant sa position unique &agrave; l'intersection de l'horlogerie et de l'automobile.</p>
<p>En conclusion, Atelier Jalaper se distingue par sa capacit&eacute; &agrave; fusionner l'art horloger avec l'h&eacute;ritage automobile, cr&eacute;ant des montres qui racontent une histoire unique et offrent une exp&eacute;rience &eacute;motionnelle aux passionn&eacute;s des deux univers.</p>
<p>Inspirez-vous des <strong>avis clients Dialicious </strong>pour choisir la montre Atelier Jalaper qui vous convient le mieux. D&eacute;couvrez &eacute;galement le <a href="https://www.dialicious.com/top/les_meilleures_marques_de_montres_de_sports_mecaniques">classement des marques de montres inspir&eacute;es du sport automobile</a>.</p>
<p>(Mise &agrave; jour Mars 2025)</p>

<p dir="ltr"><strong>Atelier Jalaper</strong> is a Franco-Belgian watch brand founded in <strong>2019</strong> by Louis Jalaber and Simon Szleper. It is distinguished by a unique approach that merges traditional watchmaking with automotive heritage by integrating authentic elements of legendary cars into its watches.</p>
<h3 dir="ltr">Origins and Foundation</h3>
<p dir="ltr">Louis Jalaber and Simon Szleper met during their studies at ESCP Europe, sharing <strong>a common passion for watchmaking and automobiles</strong>. Their ambition was to create a watch that would not only be inspired by automotive design, but would truly incorporate a part of automotive history. This vision led them to found Atelier Jalaper in 2019.</p>
<h3 dir="ltr">Concept and Philosophy</h3>
<p dir="ltr">Atelier Jalaper's philosophy is based on the idea of ​​giving new life to iconic cars by integrating them into high-quality watches. Each timepiece is designed with dials made from authentic parts from legendary cars, providing enthusiasts with a tangible connection to automotive history.</p>
<h3 dir="ltr">Collections and Models</h3>
<p dir="ltr"><em>Collection DB5</em></p>
<p dir="ltr">Atelier Jalaper's first collection pays homage to the Aston Martin DB5, an icon of the 1960s. The dials of these watches are cut from the aluminum cover of a real DB5, giving each piece a unique patina. The collection includes four models:</p>
<ul>
<li dir="ltr" aria-level="1">
<p dir="ltr" role="presentation"><strong>AJ001-S:</strong> Model with date display, stainless steel case</p>
</li>
<li dir="ltr" aria-level="1">
<p dir="ltr" role="presentation"><strong>AJ001-B:&nbsp;</strong>Version with black PVD case</p>
</li>
<li dir="ltr" aria-level="1">
<p dir="ltr" role="presentation"><strong>AJ002-S:</strong> Model with day and date display, stainless steel case</p>
</li>
<li dir="ltr" aria-level="1">
<p dir="ltr" role="presentation"><strong>AJ002-B:</strong> Version with black PVD case</p>
</li>
</ul>
<p dir="ltr">These watches are equipped with <strong>Miyota automatic movements</strong>, offering a power reserve of 42 hours.</p>
<p dir="ltr"><em>Collection Miura</em></p>
<p dir="ltr">The second collection is inspired by the Lamborghini Miura, often considered the world's first supercar. The dials are made from authentic Miura parts, and the collection offers several variations:</p>
<ul>
<li dir="ltr" aria-level="1">
<p dir="ltr" role="presentation"><strong>AJ-P400-V:</strong> Version with green flange</p>
</li>
<li dir="ltr" aria-level="1">
<p dir="ltr" role="presentation"><strong>AJ-P400-N: </strong>Version with black flange</p>
</li>
<li dir="ltr" aria-level="1">
<p dir="ltr" role="presentation"><strong>AJ-P400-O:</strong> Version with orange flange</p>
</li>
<li dir="ltr" aria-level="1">
<p dir="ltr" role="presentation"><strong>AJ-P400-B:</strong> Version with blue flange</p>
</li>
</ul>
<p dir="ltr">These models are powered by <strong>Sellita SW270-1 M hand-wound movements</strong>, offering a power reserve of approximately 45 hours.</p>
<p dir="ltr"><em>Jaguar E-Type Collection</em></p>
<p dir="ltr">The third collection is inspired by the Jaguar E-Type, one of the most recognizable cars of all. The dials are made from genuine parts from <strong>a 1962&nbsp;Jaguar E-Type semi-lightweight</strong>, and the collection offers two variants:</p>
<ul>
<li dir="ltr" aria-level="1">
<p dir="ltr" role="presentation"><strong>AJ-003-B: </strong>Version with vertically brushed dial</p>
</li>
<li dir="ltr" aria-level="1">
<p dir="ltr" role="presentation"><strong>AJ-003-W:</strong> Version with black anodized dial</p>
</li>
</ul>
<p dir="ltr">These models are driven by <strong>Sellita SW300-1 self-winding movements</strong>, offering a power reserve of approximately 42 hours.</p>
<h3 dir="ltr">Manufacturing Process and Know-How</h3>
<p dir="ltr">Atelier Jalaper collaborates with artisans and watchmaking experts based in La Chaux-de-Fonds, Switzerland, to ensure exceptional quality. The manufacturing process involves precise cutting of automotive parts to create unique dials, followed by careful assembly to ensure the reliability and aesthetics of each watch.</p>
<h3 dir="ltr">Commitment to Authenticity and Innovation</h3>
<p dir="ltr">The brand is committed to preserving the authenticity of the materials used while innovating in design and functionality. Each watch is numbered and carries within it the soul of the car from which it comes, offering collectors and enthusiasts <strong>a piece of automotive history on their wrist</strong>.</p>
<h3 dir="ltr">Reception and Future Prospects</h3>
<p dir="ltr">Since its launch, Atelier Jalaper has received <strong>positive feedback for its innovative concept </strong>and the quality of its watches. The brand continues to explore new collaborations with legendary cars, expanding its collection and strengthening its unique position at the intersection of watchmaking and automobiles.&nbsp;In conclusion, Atelier Jalaper stands out for its ability to merge the art of watchmaking with automotive heritage, creating watches that tell a unique story and offer an emotional experience to enthusiasts of both worlds.</p>
<p dir="ltr">Take inspiration from <strong>Dialicious customer reviews</strong> to choose the Atelier Jalaper watch that suits you best. Also discover the <a href="https://www.dialicious.com/en/top/the_best_brands_of_motor_sports_watches">ranking of watch brands inspired by motorsport</a>.</p>
<p dir="ltr">(Updated March 2025)</p>

<p dir="ltr">The <strong>Hamilton Jazzmaster Open Heart </strong>is a watch that combines classic elegance and innovative design, reflecting the brand's rich watchmaking heritage while adapting to contemporary trends. This watch is distinguished by its openwork dial, offering a fascinating view of the internal mechanical movement, a symbol of Swiss precision and artisanal know-how.</p>
<h3 dir="ltr">Design and Aesthetics</h3>
<p dir="ltr">The design of the Jazzmaster Open Heart is <strong>a harmonious fusion of tradition and modernity</strong>. The stainless steel case is available in several sizes, including <strong>36mm, 40mm and 42mm diameter</strong>, allowing each user to choose the dimension that best suits their wrist and style. The finishes alternate between polished and brushed, adding depth and contrast to the overall aesthetic of the watch.</p>
<p dir="ltr">The dial is the central element of this watch, with its artistic openings that partially reveal the automatic movement beneath. These cutouts, far from altering readability, add <strong>a dynamic and contemporary dimension</strong> to the whole. The dials come in a variety of colors, including black, silver, midnight blue with an aventurine finish, emerald green, and burgundy, each providing a distinct personality to the watch. Applied hour markers and dauphine-style hands, often coated with Super-LumiNova, ensure clear time reading, even in low light conditions.</p>
<h3 dir="ltr">Movement and Performance</h3>
<p dir="ltr">At the heart of the Jazzmaster Open Heart is the <strong>H-10 caliber</strong>, a Swiss automatic movement known for its reliability and precision. This movement offers an impressive power reserve of 80 hours, thanks to the use of an elongated barrel spring and modern materials such as Nivachron for the hairspring, improving resistance to magnetic fields and temperature variations. The movement beats at a frequency of 21,600 vibrations per hour (3 Hz), ensuring consistent precision and increased durability.</p>
<h3 dir="ltr">Glass and Sealing</h3>
<p dir="ltr">The watch features a slightly domed sapphire crystal, known for its scratch resistance and exceptional clarity. This glass effectively protects the dial while providing optimal visibility from different angles. The <strong>transparent case back</strong>, also in sapphire, allows you to admire the movement in action, adding an additional dimension to the user experience. With a water resistance of up to 50 meters (5 ATM), the Jazzmaster Open Heart is suitable for everyday use, resistant to splashes and light immersion.</p>
<h3 dir="ltr">Bracelets and Personalization</h3>
<p dir="ltr">Hamilton offers a variety of straps for the Jazzmaster Open Heart, allowing users to personalize their watch according to their preferences. Options include high-quality calfskin straps, available in different colors like black, patina brown or dark blue, each with a classic pin buckle. For a more contemporary look, <strong>a five-link stainless steel bracelet</strong> with an alternating polished/brushed finish and a butterfly folding clasp is also available. This versatility allows the watch to adapt to various occasions, whether formal or casual.</p>
<h3 dir="ltr">Variants and Evolutions</h3>
<p dir="ltr">The Jazzmaster Open Heart collection has been enriched over the years with new references, each bringing distinct nuances to the original design. For example, recent models introduced in January 2025 feature midnight blue dials with an aventurine-like finish, offering special depth and brilliance, as well as emerald green dials with a gradient effect, adding <strong>a touch of modernity and sophistication</strong> to the collection. These new versions are available in 36mm and 42mm sizes, catering to the varied preferences of watch enthusiasts.</p>
<h3 dir="ltr">Conclusion</h3>
<p dir="ltr">The Hamilton Jazzmaster Open Heart embodies the perfect balance between watchmaking tradition and stylistic innovation. Its distinctive design, showcasing the mechanical movement through an openwork dial, combined with top-notch Swiss engineering, makes it <strong>a remarkable piece in the contemporary watchmaking landscape</strong>. Whether for everyday use or for special occasions, this watch offers an alluring combination of functionality, aesthetics and craftsmanship.</p>
<p dir="ltr">Take inspiration from <strong>Dialicious customer reviews</strong> to choose the watch that suits you.</p>
<p dir="ltr">(Updated March 2025)</p>

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