Andersmann Watch Co Bronze ANN0931vsMarathon JDD (Jumbo Day/Date) Anthracite Diver's Automatic
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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.

Bronze ANN0931

JDD (Jumbo Day/Date) Anthracite Diver's Automatic
Diameter
44mm
46mm
Lug-to-Lug
n/a
55mm
Thickness
16mm
lowest
18mm
Water Resistance
1000m
highest
300m
Power Reserve
42h
n/a
MSRP
$1,888
lowest
$3,250
Movement
ETA 2892-A2
Sellita SW220-1
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.
Andersmann Watch Co BRONZE ANN0931 is praised for its excellent specifications and value, featuring a decorated ETA 2892-A2 automatic movement and 1000m water resistance within its 44mm bronze case. Owners note the bronze case will patina quickly in humid climates and is softer than steel, making it prone to scratching and gouging. Despite its 44mm size, the watch is described as large and heavy, with a top-heavy case best worn on snug straps. Overall, owners and reviewers rate the Andersmann Watch Co BRONZE ANN0931 highly for its impressive specifications and value proposition, tempered by the practical considerations of a bronze case.
The Marathon JDD (Jumbo Day/Date) Anthracite Diver's Automatic is widely praised as a tough, underrated tool watch with excellent legibility due to its tritium lume. Owners appreciate its robust build and lifestyle appeal, though its 46mm size is a common point of criticism, with some finding it heavy and top-heavy. One reviewer noted the white day/date discs clash with the anthracite dial, and an owner observed the watch running about 10 seconds fast over three days. On balance, owners and reviewers rate the Marathon JDD (Jumbo Day/Date) Anthracite Diver's Automatic highly for its robust build and excellent legibility as a tool watch, despite its substantial size.
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