Side by side

Serica Ref. 8315 Travel ChronometervsFortis Stratoliner S-41

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
Stratoliner S-41
FortisStratoliner S-41
MSRP $5,450

At a glance

13 of 29 specs differ
Diameter
Ref. 8315 Travel Chronometer39mm
Stratoliner S-4141mm
Power Reserve
Ref. 8315 Travel Chronometer42h
Stratoliner S-4160h
Water Resistance
Ref. 8315 Travel Chronometer200m
Stratoliner S-41200m
MSRP
Ref. 8315 Travel Chronometer$2,479
Stratoliner S-41$5,450

Full specifications

Case

5 specs
Category
GMT
Chronograph
Diameter
39mm
41mm
Thickness
12.3mm
14mm
Lug-to-Lug
46.5mm
Lug Width
20mm
21mm

Crystal & Dial

3 specs
AR Coating
Yes
Inner
Dial Color
GMT - Enamel Black
White
Lume
Super-LumiNova
None

Movement

4 specs
Caliber
SOPROD C125 COSC
Manufacture Caliber WERK 17
Power Reserve
42h
60h
Jewels
25
36
Complications
GMT, COSC
None

Pricing

1 specs
MSRP
$2,479
$5,450

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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.

Fortis Stratoliner S-41

Owners widely praise the Fortis Stratoliner S-41 for its purpose-built design and outstanding details, particularly its space blue lume and bright orange date on the dial. Reviewers note the WERK 17 movement offers a 60-hour power reserve. However, the Fortis Stratoliner S-41's 41mm case thickness and lug-to-lug distance lead some to perceive it as wearing large, and the dial's small text and flat design are flagged as potential drawbacks. Overall, owners and reviewers highlight the Fortis Stratoliner S-41's unique design and innovative movement as its primary strengths.

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