Serica 8315 Black Enamel: owner reviews and feedback

The Serica 8315-1 Black Enamel Travel Chronometer is the first GMT watch created by French brand Serica, introduced in October 2022. It combines a glossy black enamel-finished dial, a two-tone black-and-ivory ceramic bidirectional bezel, a distinctive round-tipped GMT hand and a Swiss automatic Soprod C125 movement certified as a chronometer by COSC, all housed in a 39 mm stainless-steel case offering 200 metres of water resistance.

The watch occupies an important position in Serica's history because it introduced the brand's third major collection after the military-inspired 4512 field watches and 5303 divers. Rather than reproducing conventional GMT-watch codes, Serica developed its own visual language around an asymmetric 24-hour bezel, an unsigned dial and a highly original GMT display, creating a travel watch that is immediately recognisable.

What are the characteristics of the Serica 8315 Black Enamel?

The Serica 8315-1 uses a 316L stainless-steel case measuring 39 mm in diameter, 46.5 mm from lug to lug and 12.3 mm thick. These proportions preserve a relatively compact wrist presence despite the GMT complication, substantial rotating bezel and significant 200-metre water resistance.

The 20 mm lug width also makes it easy to use alternative straps, while the comparatively short lugs limit the footprint on smaller wrists. This dimensional versatility is one of the qualities frequently appreciated by owners, as the watch retains strong personality without adopting the oversized proportions of some contemporary sports GMTs.

A case combining polished and satin finishing

The case alternates satin-brushed surfaces with polished details that highlight the curves of the lugs and caseband. This combination allows the 8315 to preserve the functional character of a tool watch while introducing a more elegant finish, particularly through the bright chamfers following the main case lines.

Its construction develops several principles already seen on the Serica 5303 diver, but the GMT complication dramatically changes how the front is perceived. The bezel becomes a genuine travel instrument, and its black-and-ivory design transforms a sports-watch architecture into something that can also work in more formal situations.

A two-tone black-and-ivory GMT bezel

The bidirectional bezel uses a polished ceramic insert combining black and ivory. The two colours correspond to night and day, allowing the wearer to understand immediately whether the second time zone is displaying daytime or nighttime hours.

The strong contrast gives the 8315-1 a particularly graphic, almost monochromatic personality. Ivory introduces a subtle warmth against the deep black dial, while polished ceramic catches the light and gives the watch a more refined appearance than a purely military GMT.

A bezel insert made from one block of ceramic

The two-tone insert is manufactured from a single block of ceramic rather than assembled from two separate sections. This construction preserves physical continuity around the entire bezel while creating a clearly defined transition between the two colours.

Manufacturing is technically demanding because the colours, dimensions and surface treatments must remain compatible with ceramic production constraints. The result distinguishes Serica from many GMTs using coloured metal inserts or more conventional assembled components.

An asymmetric GMT scale

The bezel uses two successive twelve-hour scales with AM and PM indications rather than a straightforward continuous 1-to-24 graduation. Serica also deliberately makes the separation between black and ivory asymmetric, allocating a larger section to the lighter colour.

On Black Enamel, the ivory section extends approximately from 5:30 AM to 6:30 PM, offering a stylised representation of the day-and-night cycle. The choice avoids splitting certain numerals at the colour boundary and gives the watch a highly recognisable appearance, although it may require a brief period of familiarisation.

A bidirectional bezel for tracking additional time zones

The bidirectional GMT bezel allows the reference displayed by the 24-hour hand to be changed without adjusting the movement. Once the GMT hand has been set to a reference time, such as the hour at home, the bezel can be rotated to consult another time zone temporarily.

This makes the 8315 more versatile than a watch with a permanently fixed 24-hour scale. It also reflects Serica's philosophy of developing genuinely useful instruments while reinterpreting their appearance through distinctive graphic choices.

A black enamel-finished dial with remarkable depth

The Black Enamel dial has a glossy black enamel finish that is one of the most attractive details of the watch. The surface offers significant visual depth, very different from a flat matte-black dial, and creates strong contrast with the ivory markers and white hands.

The finishing also produces different levels of reflection depending on available light. In certain conditions the dial appears almost uniformly black, while stronger illumination reveals more depth around the domed luminous markers and hands, giving the watch a dressier character despite its sporting purpose.

A deliberately unsigned dial

The Serica 8315 preserves one of the brand's most unusual characteristics: the absence of a visible logo on the dial. This leaves the entire surface available for time indications and the overall composition without a commercial signature interrupting the graphic balance.

Serica believes that its watches should have an identity strong enough to be recognised without relying on a prominently printed brand name. This philosophy is especially evident on Black Enamel, where the asymmetric bezel, inward-positioned markers and Lollipop GMT hand form an immediately identifiable signature.

A distinctive arrangement of hour markers

The hour-marker layout develops the aesthetic language established by Serica on its 5303 diver. Rectangular markers occupy the four cardinal positions, while the circular markers for the remaining hours are deliberately positioned closer to the centre of the dial.

This creates a relatively broad peripheral area for the minute track and gives the dial an almost sector-like character. It also balances the additional GMT hand and prevents the different visual elements from overlapping excessively.

Domed Super-LumiNova C3 hour markers

The markers have a domed surface and generous Super-LumiNova C3 treatment, with a cream daytime colour recalling older luminous materials. This tone works particularly well with the ivory bezel and strengthens the neo-vintage character without creating an excessively artificial aged appearance.

The luminous material emits a green glow in darkness, providing clear time reading when ambient light decreases. The volume of the markers also contributes to the daytime aesthetic because their raised surfaces catch reflections and introduce depth to the glossy black dial.

Large white Broad Arrow hands

The hour and minute hands use Serica's characteristic Broad Arrow shapes, with white lacquer and substantial luminous sections. Their silhouette is influenced by historical military instruments, although the brand reinterprets the proportions sufficiently to avoid reproducing a particular vintage reference.

The contrast between the white hands and deep black dial contributes directly to legibility. Even with a fourth GMT hand, hours and minutes remain immediately identifiable, matching the primary purpose of a practical tool watch.

The Lollipop GMT hand

The second time zone is indicated by a GMT hand featuring a round Lollipop-style tip. The design departs from conventional GMT hands ending in a large red or orange triangular arrow and has become one of the strongest visual signatures of the 8315 collection.

On Black Enamel, the hand uses a white finish with a subtle brown accent near its tip, keeping it consistent with the monochromatic and ivory palette. Its circular shape makes it easy to identify without giving it excessive visual dominance, preserving the clarity of the primary time display.

A GMT watch with deliberately restrained functions

The Serica 8315 Black Enamel displays hours, minutes, central seconds and a second time zone on a 24-hour scale. There is no date aperture or additional dial complication, allowing the marker arrangement to remain symmetrical and the composition to retain visual breathing space.

The absence of a date is a deliberate design choice rather than a mechanical necessity. Some travellers may miss the practical information, but removing it contributes directly to the graphic coherence of a dial organised carefully around its centre.

The Swiss automatic Soprod C125 calibre

The Serica 8315-1 is powered by the Swiss Soprod C125 automatic movement, officially certified as a chronometer by COSC. It operates at 28,800 vibrations per hour, or 4 Hz, and contains 23 jewels in the specification used by Serica.

The movement offers an established GMT architecture and benefits from Soprod's experience as a Swiss specialist in mechanical calibres. Serica therefore selects a technically serious and proven movement while concentrating much of its development effort on the construction and visual identity of the complete watch.

Genuine COSC chronometer certification

The C125 used in the 8315 undergoes testing by the Contrôle Officiel Suisse des Chronomètres. This certification involves accuracy measurements across different positions and temperatures, with an average daily-rate tolerance from -4 to +6 seconds for the relevant mechanical calibres.

The independent testing is an important part of the watch's positioning because it supports a verified level of precision rather than a simple manufacturer's claim. Certification does not, however, guarantee that every watch will always perform within those exact figures on the wrist, as actual running depends on usage and movement condition.

A caller or office GMT

The Soprod C125 belongs to the family of movements known as caller or office GMT calibres. Its 24-hour hand can be adjusted independently in one-hour increments, while the primary hour hand remains linked to the conventional time-setting mechanism.

This arrangement is particularly suitable for someone who regularly tracks a colleague or office in another time zone. It is less convenient than a traveller GMT for frequent international travel requiring local-time changes, as a traveller calibre allows the main local-hour hand to jump independently.

42-hour power reserve

Current technical documentation for the Serica 8315-1 specifies approximately 42 hours of power reserve. This provides close to two days of running time after a complete wind, a relatively conventional figure for a Swiss automatic GMT movement operating at 4 Hz.

Early presentations in 2022 generally quoted 40 hours, a figure still found in some historical specification sheets. The 42-hour value reflects the current technical information published by retailers, without fundamentally changing the ownership experience.

Automatic winding and precise setting

The Soprod C125 winds automatically and can also be wound manually using the crown. A hacking-seconds function stops the seconds hand during time setting, allowing the watch to be synchronised more precisely with a reference time.

The second time zone is adjusted at the first crown position, while the next position is used for setting the main time. The arrangement is straightforward in regular use, although owners need to become familiar with the different functions during their first adjustments.

A screw-down crown at 3 or 9 o'clock

Serica offers Black Enamel with the crown positioned at 3 o'clock or in a destro configuration at 9 o'clock. The latter can reduce contact between the crown and the back of the hand while creating a slightly different appearance without changing the underlying watch architecture.

The crown measures approximately 8 mm across and provides sufficient grip for winding and GMT adjustment. Its screw-down construction contributes directly to the 200-metre water resistance and allows the watch to retain genuine sporting capability.

Double-domed sapphire crystal

The front is protected by a double-domed sapphire crystal approximately 2 mm thick with an internal anti-reflective treatment. Its gentle curvature recalls sports-watch crystals from the 1950s and 1960s while offering the scratch resistance of modern sapphire.

The coating improves visibility of the glossy black dial and raised luminous markers. It also reduces unwanted reflections in bright light, when glare could otherwise obscure some of the information.

Solid caseback and 200 metres of water resistance

The Serica 8315 Black Enamel features a solid screwed caseback and is water-resistant to 200 metres, or 20 ATM. This is particularly substantial for a relatively elegant GMT watch that does not use a dedicated elapsed-time diving bezel.

The watch can nevertheless be worn confidently in a wide range of everyday situations, including travel, water-based activities and outdoor pursuits. It is best understood as a highly water-resistant sports GMT rather than a dedicated dive instrument with every function needed to time an underwater excursion.

A watch offered with several different straps

When introduced in 2022, the 8315 Black Enamel was notably offered on a handmade French black grained leather strap. Serica subsequently expanded the range with SERICA Sport injected-rubber straps, developed to combine leather-like grain and suppleness with greater resistance to water.

This evolution helps explain why historical photographs and owner reviews show different configurations. The watch itself retained its fundamental design while the brand progressively enriched its strap options, culminating in the introduction of the Expedition steel bracelet in 2025.

The Expedition steel bracelet

The Expedition is an original Serica bracelet developed specifically to accompany the 8315 Travel Chronometer. It combines a central woven mesh structure with folded, machined and assembled steel elements, providing flexibility while retaining a more structured construction than a conventional mesh bracelet.

Its finishing alternates polished and satin-brushed surfaces that naturally continue the treatment of the case. The black-and-ivory watch becomes especially coherent on steel because the bracelet has a visual identity almost as distinctive as the dial and bezel.

A finely adjustable clasp

The Expedition bracelet features a signed spring-loaded clasp and sliding carriage that allows precise length adjustment. The system provides flexible fitting without depending entirely on a succession of fixed-size bracelet links.

The stated adjustment range covers wrists from approximately 14.5 to 22 cm, with a maximum palm circumference of 25 cm. The clasp requires a short period of familiarisation but then makes it easy to adapt the fit as wrist size changes during the day.

Integrated guilloché end links

The connection between the case and bracelet can use dedicated end links with a vertical guilloché-style texture. The pattern echoes the grooves found elsewhere on the watch and creates a smooth visual transition from the case to the bracelet.

The result gives the impression of a bracelet genuinely conceived for the 8315 rather than a generic accessory selected afterward. It also reflects Serica's broader approach of treating each exterior component as an integral part of the watch's identity.

A GMT watch born in 2022

Reference 8315 was introduced on October 12, 2022, becoming Serica's first GMT watch and the brand's third major collection. It joined the 4512 and 5303, allowing the young Parisian company to explore a new complication while retaining a coherent design language.

Black Enamel is therefore the founding execution of the 8315 family, preceding Desert Red in 2023 and Golden Green in 2026. It also represents one of the earliest demonstrations of Serica's ability to reinterpret a strongly established complication without simply reproducing the designs that have become almost universal.

A tool-watch aesthetic that remains elegant

Black Enamel perfectly illustrates Serica's ambition to combine functionality with elegance. Its glossy dial, cream markers and two-tone bezel provide a refined appearance, while 200-metre water resistance, a screw-down crown and a sturdy steel case reinforce its character as an instrument.

This dual personality helps explain the versatility of the model. The 8315 can accompany a working day, a long journey or an outdoor activity without appearing exclusively designed for one particular environment.

Distinguishing feature: reinventing GMT without copying its established codes

The defining feature of the Serica 8315 Black Enamel is its ability to create a recognisable GMT watch without relying on the most familiar conventions of the complication. The asymmetric 24-hour bezel, AM/PM markings, inward-positioned hour markers and Lollipop hand give it a distinctive character that does not depend on bright colours or an oversized case.

The design also demonstrates that Serica's minimalism is about more than simply removing components. The brand rethinks familiar functions and integrates them into its own world, transforming a conventional travel complication into an object with a genuinely personal aesthetic.

Seen in the specialist media

Fratello presents the 8315 Black Enamel as a particularly original interpretation of the GMT watch, emphasising the enamel dial, Lollipop hand and asymmetric day-and-night bezel division. The publication also highlights Jérôme Burgert's deliberate approach to creating a recognisable identity even when it challenges the familiar visual habits of GMT enthusiasts. Read the article

Les Rhabilleurs covered the October 2022 launch and praised the coherence of the design, particularly how Serica reinterprets established codes of 1960s sports watchmaking. The publication also highlights the 39 mm proportions, enamel dial and COSC-certified Soprod C125, noting that the brand was developing an increasingly distinctive identity. Read the article

Time+Tide included the 8315 Black Enamel among its discoveries at the 2022 New York Windup Watch Fair. The publication particularly appreciated how the watch uses Serica's existing design signatures to introduce a new complication without appearing like a conventional GMT dressed up with a different dial. Read the article

Fratello also returned to the Expedition bracelet in November 2025, highlighting its slim profile, comfort and adjustment mechanism that can be used directly on the wrist. The review notes that its combination of woven mesh and folded elements gives it a more refined character than a conventional mesh bracelet. Read the article

What owners say on Dialicious

The Serica 8315 Black Enamel currently receives an average owner rating of 4.6 out of 5 on Dialicious, based on seven reviews. Owners particularly praise the originality of the design, case comfort, enamel dial and perceived value, with especially strong feedback for aesthetic appeal and value for money.

Some reviews also provide useful qualifications, particularly regarding straps supplied with earlier generations or individual problems with accuracy and GMT-hand alignment that may require after-sales attention. These experiences demonstrate the value of comparing official specifications and chronometer certification with the reality of regular ownership. Read owner reviews

Black Enamel compared with Desert Red and Golden Green

Black Enamel is the most graphic and highly contrasted interpretation of the 8315 collection. Desert Red introduces a warmer and more earthy palette, while Golden Green combines a deep olive dial with ceramic tones that can shift from golden beige to almond green.

The black version has a particularly timeless quality through its combination of black, ivory and white. It also makes the original design features especially easy to appreciate without colour becoming the central story, providing a clear expression of the identity of the collection.

A permanent, non-limited collection

The Serica 8315-1 Black Enamel belongs to the permanent collection and is not presented as a numbered limited edition with a fixed production total. It has remained an important part of the catalogue since its launch, although actual commercial availability can vary according to production schedules.

This continuity is interesting within independent watchmaking, where many brands prioritise small editions that sell out quickly. Serica instead continues to develop its founding references, periodically enriching the collection through new colours, bracelets and related design elements.

Price of the Serica 8315 Black Enamel

The current official price of the Serica 8315 Black Enamel is €2,090. This reflects the brand's current offering and should be distinguished from the original 2022 retail price of €1,890.

The model is covered by a two-year international warranty, while Serica also offers an optional personalised engraving service for €200. As the official online store currently lists the watch as sold out, availability should be checked with the brand or its retailers before ordering.

Conclusion

The Serica 8315-1 Black Enamel is an especially interesting GMT watch for enthusiasts looking for a conventional travel complication presented through an original aesthetic. Its 39 mm stainless-steel case, 200-metre water resistance, glossy black enamel dial, asymmetric two-tone bezel, Lollipop GMT hand and COSC-certified Soprod C125 movement form a coherent and immediately identifiable package.

The success of this first version lies primarily in the strength of its design, which allows Serica to reinterpret a familiar complication without sacrificing legibility or versatility. With the Expedition bracelet now available, Black Enamel retains its strong personality while remaining a genuinely practical everyday travel watch, explaining its lasting appeal among collectors since 2022.

Dialicious owner reviews are a relevant way to choose the watch that truly suits you. They complement the specifications of the Serica 8315 Black Enamel with the real-world experience of owners, particularly regarding accuracy, comfort, durability and the quality of its different strap options.

(Updated November 2026)