Casio GMC-2500vsCWC (Cabot Watch Company) SBS Divers Issue Quartz Mk.2 Day/Date, Black
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Measurements
Catalog photos are all shot at the same flattering size. These aren't: every case below shares one millimeter scale.

GMC-2500

SBS Divers Issue Quartz Mk.2 Day/Date, Black
Diameter
43.8mm
41mm
Lug-to-Lug
n/a
47mm
Thickness
12.9mm
n/a
Water Resistance
200m
300m
highest
MSRP
$280
lowest
$888
Movement
5757
Ronda 517
Case
6 specsCrystal & Dial
2 specsMovement
1 specsPricing
1 specsReviews
Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.
Owners widely describe the Casio GMC-2500 as comfortable and not oversized despite its 43.8mm case, with one saying it feels perfect and that G-Shock wearers will find it familiar; owners of both the metal and resin versions report a great wearing experience. Reviewers call it an exceptional running watch, praising the high-contrast yellow dial, built-in light for night runs, and the date-wheel stopwatch as a real advantage over a small chronograph subdial. The main caveats are the bracelet, which reviewers say is loose with wide link gaps and a clasp offering only three micro-adjust points, and a magnetically held hand design that one owner-sourced account says can let the minute hand wobble and briefly sit wrong after impacts, a flaw Casio itself acknowledges. Overall, owners and reviewers rate the Casio GMC-2500 well, mainly for its running usability and comfortable wear.
The CWC (Cabot Watch Company) SBS Divers Issue Quartz Watch Mk.2 Day/Date, Black is praised for its excellent build quality, easy-to-read dial, and great lume, with a fantastic bezel showing zero back play. Its PVD coating is noted as being very well applied and likely to age well, and the second hand aligns precisely with the indices. Owners appreciate the convenience of a quartz movement for a tool watch and its blend of British heritage and sleek, all-black design. The day/date function is a divisive feature, with some preferring it for practicality and others favoring the no-date dial for aesthetic simplicity. The acrylic crystal scratches very easily, and the £700 price point is questioned by some. On balance, owners and reviewers rate the CWC (Cabot Watch Company) SBS Divers Issue Quartz Watch Mk.2 Day/Date, Black highly for its robust, purposeful look and excellent build quality at the price.
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