Casio GMC-2500vsCWC (Cabot Watch Company) SBS Black Ice Quartz
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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 Black Ice Quartz
Diameter
43.8mm
40mm
Thickness
12.9mm
n/a
Water Resistance
200m
300m
highest
MSRP
$280
lowest
$1,015
Movement
5757
Ronda 517
Case
5 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.
Owners widely praise the CWC (Cabot Watch Company) SBS Black Ice Quartz Watch for its purposeful, non-flashy military aesthetic and robust, scratch-resistant black coating that has proven durable. Reviewers and owners highlight its iconic Monnin case, historical significance, and excellent legibility. Some owners note the PVD finish develops a nice patina over time, and the lume is great. The 41mm case is described as wearing smaller than expected and close to perfectly, especially with its modest 12mm thickness. While some find the pricing steep and fixed spring bars a drawback, others consider it a tough, heritage buy worth every penny. One owner reports the quartz movement is exceptionally inaccurate, and the acrylic crystal scratches very easily. Overall, owners and reviewers rate the CWC (Cabot Watch Company) SBS Black Ice Quartz Watch highly for its handsome yet rugged black tool watch design and military provenance.
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