BOLDR Supply Co. Odyssey Bronze Coal BlackvsMarathon 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.

BOLDR Supply Co. Odyssey Bronze Coal Black at true scale

Odyssey Bronze Coal Black

Marathon JDD (Jumbo Day/Date) Anthracite Diver's Automatic at true scale

JDD (Jumbo Day/Date) Anthracite Diver's Automatic

Diameter

45.5mm

46mm

Lug-to-Lug

52mm

lowest

55mm

Thickness

16.8mm

lowest

18mm

Water Resistance

500m

highest

300m

MSRP

$899

lowest

$3,250

Movement

Sellita SW200-1

Sellita SW220-1

Case

5 specs
Diameter
45.5mm
46mm
Thickness
16.8mm
18mm
Lug-to-Lug
52mm
55mm
Material
Bronze
316L Stainless Steel (Anthracite IP)
Water Resistance
500m
300m

Crystal & Dial

1 specs
Dial Color
n/a
Anthracite

Movement

1 specs
Caliber
Sellita SW200-1
Sellita SW220-1

Pricing

1 specs
MSRP
$899
$3,250
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Reviews

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

BOLDR Supply Co. Odyssey Bronze Coal Black

Owners widely praise the BOLDR Supply Co. Odyssey Bronze Coal Black for its style, fit, finish, and specifications, which they feel justify its price point. However, the 45.5mm case size is frequently noted as being very large and potentially too big for many wrists. Overall, owners rate the BOLDR Supply Co. Odyssey Bronze Coal Black highly for its compensating style, fit, finish, and specifications despite its substantial case size.

Marathon JDD (Jumbo Day/Date) Anthracite Diver's Automatic

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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