Side by side

CWC SBS Divers Issue Quartz Watch Mk.2 Day/DatevsMarathon GPQ-D (Officer's Quartz with Date) Field Watch

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

SBS Divers Issue Quartz Watch Mk.2 Day/Date
CWCSBS Divers Issue Quartz Watch Mk.2 Day/Date
MSRP $624
GPQ-D (Officer's Quartz with Date) Field Watch
MarathonGPQ-D (Officer's Quartz with Date) Field Watch
MSRP $650

At a glance

11 of 29 specs differ
Diameter
SBS Divers Issue Quartz Watch Mk.2 Day/Date41mm
GPQ-D (Officer's Quartz with Date) Field Watch36mm
Power Reserve
SBS Divers Issue Quartz Watch Mk.2 Day/Date40h
GPQ-D (Officer's Quartz with Date) Field Watch40h
Water Resistance
SBS Divers Issue Quartz Watch Mk.2 Day/Date300m
GPQ-D (Officer's Quartz with Date) Field Watch30m
MSRP
SBS Divers Issue Quartz Watch Mk.2 Day/Date$624
GPQ-D (Officer's Quartz with Date) Field Watch$650

Full specifications

Case

7 specs
Category
Diver
Field
Diameter
41mm
36mm
Thickness
12mm
11mm
Lug-to-Lug
47mm
44mm
Lug Width
20mm
16mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
300m
30m

Crystal & Dial

2 specs
Dial Color
CWC SBS Divers Issue Quartz Watch Mk.2 Day/Date, Black (SF300 QS120-DD)
Black
Lume
Super-LumiNova
None

Movement

1 specs
Caliber
Swiss High-Torque Quartz (3J, EOL)

Pricing

1 specs
MSRP
$624
$650

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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.

CWC SBS Divers Issue Quartz Watch Mk.2 Day/Date

The CWC SBS Divers Issue Quartz Watch Mk.2 Day/Date is widely praised for its exceptional legibility, particularly its dial design and thickly applied Super-LumiNova that remains readable all night. Owners appreciate its robust, toolish, bombproof design and comfortable wearability, with one noting its 11mm thickness and smaller wear size. The PVD finish withstands significant abuse. The Ronda movement is considered to have consistent second-hand movement. Some find its £700 price steep, especially compared to less expensive quartz divers, and fixed spring bars are noted as a drawback. Customer service is also flagged as potentially lacking by some. Overall, owners and reviewers rate the CWC SBS Divers Issue Quartz Watch Mk.2 Day/Date highly for its military aesthetics, legibility, and robust, comfortable tool-watch build.

Marathon GPQ-D (Officer's Quartz with Date) Field Watch

Marathon GPQ-D (Officer's Quartz with Date) Field Watch owners praise its tritium tubes, Mil-spec designation, and scratch-resistant case finish, with some finding the 36mm size practical for field use. However, some owners criticize its perceived overpriced nature, thick case, and squared-off lugs, while others point to the composite case material, 30m water resistance, and unbranded movement as drawbacks. On balance, owners are divided on the Marathon GPQ-D (Officer's Quartz with Date) Field Watch, with opinions split on its value and design features.

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