Side by side

Serica Ref. 8315 Travel ChronometervsCWC E9 Automatic Diver Watch

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
E9 Automatic Diver Watch
CWCE9 Automatic Diver Watch
MSRP $1,391

At a glance

11 of 29 specs differ
Diameter
Ref. 8315 Travel Chronometer39mm
E9 Automatic Diver Watch41mm
Power Reserve
Ref. 8315 Travel Chronometer42h
E9 Automatic Diver Watch40h
Water Resistance
Ref. 8315 Travel Chronometer200m
E9 Automatic Diver Watch300m
MSRP
Ref. 8315 Travel Chronometer$2,479
E9 Automatic Diver Watch$1,391

Full specifications

Case

5 specs
Category
GMT
Diver
Diameter
39mm
41mm
Thickness
12.3mm
12mm
Lug-to-Lug
46.5mm
47mm
Water Resistance
200m
300m

Crystal & Dial

2 specs
AR Coating
Yes
Inner
Dial Color
GMT - Enamel Black
CWC E9 Automatic Diver Watch (SF300-E9 AS120)

Movement

3 specs
Caliber
SOPROD C125 COSC
Sellita SW200-1
Power Reserve
42h
40h
Complications
GMT, COSC
None

Pricing

1 specs
MSRP
$2,479
$1,391

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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.

CWC E9 Automatic Diver Watch

Owners widely praise the CWC E9 Automatic Diver Watch for its military-spec toughness and satisfyingly easy-to-wind crown, with one owner calling it a perfect reissue due to its thin case, small size, and legibility. Some owners appreciate its durability and value as a beater or summer watch, noting its solid bars are a military requirement and highlighting its significant wrist presence and unique "Jolly Roger" dial design. Critics find the CWC E9 Automatic Diver Watch overpriced for its mineral crystal and 60-click bezel, despite its military heritage and HAQ movement, and its luminous paint is noted as low glow. Overall, owners rate the CWC E9 Automatic Diver Watch highly for its military-spec toughness and wrist presence, despite some reservations about its value proposition.

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