Casio GMC-2500vsElliot Brown Beachmaster
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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

Beachmaster
Diameter
43.8mm
40mm
Lug-to-Lug
n/a
50mm
Thickness
12.9mm
lowest
14mm
Water Resistance
200m
300m
highest
Power Reserve
n/a
24h
MSRP
$280
lowest
$855
Movement
5757
Ronda 515
Case
6 specsCrystal & Dial
2 specsMovement
2 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 Elliot Brown BEACHMASTER is lauded for its robust, no-nonsense tool watch design and construction, featuring a blasted finish and a secure strap system. Owners praise its unique mission timer complication and a patented ceramic bezel for count-up and count-down functions, with one owner noting good lume and a comfortable rubber strap. Conversely, the dial lume is considered lackluster by some, potentially due to the vintage aesthetic influencing the choice of luminous material. The crowns are also noted as slightly undersized. On balance, owners and reviewers rate the Elliot Brown BEACHMASTER highly for its functional tool watch design and unique bezel complication.
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