Side by side

Serica Ref. 8315 Travel ChronometervsSeiko Prospex LX line

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
Prospex LX line
SeikoProspex LX line
MSRP $5,500

At a glance

14 of 29 specs differ
Diameter
Ref. 8315 Travel Chronometer39mm
Prospex LX line44.8mm
Power Reserve
Ref. 8315 Travel Chronometer42h
Prospex LX line72h
Water Resistance
Ref. 8315 Travel Chronometer200m
Prospex LX line200m
MSRP
Ref. 8315 Travel Chronometer$2,479
Prospex LX line$5,500

Full specifications

Case

5 specs
Diameter
39mm
44.8mm
Thickness
12.3mm
14.7mm
Lug-to-Lug
46.5mm
50.9mm
Lug Width
20mm
22mm
Material
Stainless Steel
Titanium

Crystal & Dial

3 specs
AR Coating
Yes
Super-clear coating
Dial Color
GMT - Enamel Black
Black
Lume
Super-LumiNova
LumiBrite on hands and index(es)

Movement

5 specs
Caliber
SOPROD C125 COSC
5R66
Type
Automatic
Spring Drive
Power Reserve
42h
72h
Jewels
25
30
Complications
GMT, COSC
None

Pricing

1 specs
MSRP
$2,479
$5,500

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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.

Seiko Prospex LX line

Owners widely report the dial's blue-green sunburst is phenomenal, and the sapphire glass features blue AR coating. Some owners feel the high price limits discounts and sales, with one AD noting extremely low sales due to the cost. One owner reported DLC peeling off a two-week-old watch, and another noted quality control issues like bezel inserts and fallen second hands. On balance, owners consider the Seiko Prospex LX line a nicely built watch, though pricing led to poor sales and its discontinuation.

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