Side by side

Serica Ref. 8315 Travel ChronometervsRedux Zero-Hour

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
Zero-Hour
ReduxZero-Hour

At a glance

11 of 29 specs differ
Diameter
Ref. 8315 Travel Chronometer39mm
Zero-Hour39mm
Power Reserve
Ref. 8315 Travel Chronometer42h
Zero-Hour41h
Water Resistance
Ref. 8315 Travel Chronometer200m
Zero-Hour200m
MSRP
Ref. 8315 Travel Chronometer$2,479
Zero-Hour

Full specifications

Case

4 specs
Category
GMT
Thickness
12.3mm
13.7mm
Lug-to-Lug
46.5mm
46.6mm
Material
Stainless Steel
Titanium

Crystal & Dial

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

Movement

3 specs
Caliber
SOPROD C125 COSC
Seiko NH35
Power Reserve
42h
41h
Complications
GMT, COSC
None

Pricing

1 specs
MSRP
$2,479

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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.

Redux Zero-Hour

Owners widely praise the Redux Courg Type 39MM for its robust, no-nonsense design and good overall quality, with a reliable Seiko NH53A movement keeping time well. The titanium case and crystal have shown scratch resistance, and the bezel action is described as tight by some. Reviewers note the proprietary RDXB1 or blue lume glows brilliantly, though briefly. Some owners flag the crown stem as flimsy and the unidirectional bezel as having some play. Overall, owners rate the Redux Courg Type 39MM highly for its functional tool-watch design and durable titanium construction.

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