CWC Automatic Divers Watch Mk.2 Black with DatevsLum-Tec Solar Marine
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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.

Automatic Divers Watch Mk.2 Black with Date

Solar Marine
Diameter
45mm
39mm
Lug-to-Lug
47mm
43.5mm
lowest
Thickness
n/a
10.7mm
Water Resistance
300m
300m
MSRP
$926
$463
lowest
Movement
Ronda 517
Automatic
Case
4 specsCrystal & Dial
1 specsMovement
2 specsPricing
1 specsReviews
Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.
Owners widely praise the CWC (Cabot Watch Company) Automatic Divers Watch Mk.2 Black with Date for its excellent case finishing, robust 120-click bezel action, and significantly improved lume compared to previous models. Reviewers and owners alike highlight its military provenance and value as a unique daily wear, with a scratch-resistant sapphire crystal and day-date complication adding to its appeal. Some owners note fixed spring bars as a potential drawback, and one reviewer found the "faux patina" lume on a similar model to be too gold and glossy. Accuracy figures vary, with one owner reporting it running 3 seconds fast per 24 hours, while another observed the minute hand lume fading faster than the rest of the dial. Overall, owners rate the CWC (Cabot Watch Company) Automatic Divers Watch Mk.2 Black with Date highly for its solid construction, military significance, and practical features at its price point.
Owners widely praise the Lum-Tec Solar Marine for its all-black diver design, excellent lume, and rugged, tank-like build. This 39mm watch is noted as a great smaller option, fitting a 7-inch wrist perfectly and suitable for extensive water activities. One owner cautions that the PVD coating may wear and chip within a year. On balance, owners rate the Lum-Tec Solar Marine highly for its rugged build and excellent lume in a compact dive watch package.
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