Side by side

Serica Ref. 8315 Travel ChronometervsFormex Stratos UTC

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

Ref. 8315 Travel Chronometer
SericaRef. 8315 Travel Chronometer
MSRP $2,479
Stratos UTC
FormexStratos UTC
MSRP $4,663

At a glance

9 of 29 specs differ
Diameter
Ref. 8315 Travel Chronometer39mm
Stratos UTC41mm
Power Reserve
Ref. 8315 Travel Chronometer42h
Stratos UTC42h
Water Resistance
Ref. 8315 Travel Chronometer200m
Stratos UTC100m
MSRP
Ref. 8315 Travel Chronometer$2,479
Stratos UTC$4,663

Full specifications

Case

4 specs
Diameter
39mm
41mm
Thickness
12.3mm
11.8mm
Lug-to-Lug
46.5mm
47mm
Water Resistance
200m
100m

Crystal & Dial

2 specs
AR Coating
Yes
Inner
Dial Color
GMT - Enamel Black
Blue

Movement

2 specs
Caliber
SOPROD C125 COSC
ETA 2892
Complications
GMT, COSC
None

Pricing

1 specs
MSRP
$2,479
$4,663

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What people say

Owners + reviewers, side by side

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Serica Ref. 8315 Travel Chronometer

Serica Ref. 8315 Travel Chronometer owners and reviewers praise its neo-vintage aesthetic, comfortable 39mm size, and unique day/night bezel design. Some find the lack of a date function a drawback, and the mirrored 12-hour bezel with AM/PM text is considered less practical than a traditional 24-hour bezel for time zone reading, with the lollipop-style 24-hour hand and asymmetrical bezel design also noted as potentially confusing. The watch is powered by a COSC-certified Soprod C125 movement with a 40-hour power reserve. One owner noted import duties and that the strap's aggressive taper required using the last hole for a proper fit. On balance, Serica Ref. 8315 Travel Chronometer is appreciated for its distinctive design and wearability, though its GMT functionality and bezel design are points of contention for some.

Formex Stratos UTC

Owners and reviewers widely praise the Formex Stratos UTC for its user-friendly flyer GMT complication, which utilizes pushers for time-zone adjustments, and its slim 11.8mm case. The watch is noted for its intricate, hand-finished case with a multi-layer construction and excellent finishing, along with a unique two-level case design. The Dubois-Depraz module on an ETA 2892 movement is a highlight, with accuracy figures ranging from +/- 5 to +/- 7 seconds per day. However, some find the dial busy with multiple typefaces and the overall design too complex or "plug ugly," with the price near €4000 considered high by some for a newer brand. Overall, owners and reviewers rate the Formex Stratos UTC highly for its innovative GMT functionality and excellent case finishing at its price point.

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