Side by side

Marathon OSAR-D (Original SAR with Date) Automatic 41mmvsCWC 6BB-WR

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

OSAR-D (Original SAR with Date) Automatic 41mm
MarathonOSAR-D (Original SAR with Date) Automatic 41mm
MSRP $1,800
6BB-WR
CWC6BB-WR
MSRP $1,875

At a glance

10 of 29 specs differ
Diameter
OSAR-D (Original SAR with Date) Automatic 41mm41mm
6BB-WR42mm
Power Reserve
OSAR-D (Original SAR with Date) Automatic 41mm40h
6BB-WR40h
Water Resistance
OSAR-D (Original SAR with Date) Automatic 41mm300m
6BB-WR100m
MSRP
OSAR-D (Original SAR with Date) Automatic 41mm$1,800
6BB-WR$1,875

Full specifications

Case

7 specs
Category
Diver
Chronograph
Diameter
41mm
42mm
Thickness
13mm
14.9mm
Lug-to-Lug
43.5mm
49mm
Lug Width
18mm
20mm
Material
316L Stainless Steel
Stainless Steel
Water Resistance
300m
100m

Crystal & Dial

1 specs
Dial Color
Black
CWC 6BB-WR

Movement

1 specs
Caliber
Sellita SW220-1
Sellita SW510

Pricing

1 specs
MSRP
$1,800
$1,875

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What people say

Owners + reviewers, side by side

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

Marathon OSAR-D (Original SAR with Date) Automatic 41mm

The Marathon OSAR-D (Original SAR with Date) Automatic 41mm is noted for its highly legible white dial with applied hour markers and a functional date magnifier, emphasizing its tool-watch purpose. Its Swiss-made Sellita SW200-1 movement is considered reliable and serviceable. One reviewer found the bracelet lacked refinement and preferred the rubber strap option. Overall, owners and reviewers appreciate the Marathon OSAR-D (Original SAR with Date) Automatic 41mm for its excellent legibility and robust movement.

CWC 6BB-WR

The CWC 6BB-WR is widely praised for its legible matte black dial, strong lume, and crisp chronograph operation. Owners and reviewers note its military heritage and rugged, confidence-inspiring build with a screw-down crown and pushers. The Sellita SW510 BH b automatic movement kept time within COSC range in testing. However, its 14.9mm thickness and 80g weight make it wear large, and the cam-lever movement lacks the satisfying click of a column wheel. Fixed bars limit strap options. On balance, owners and reviewers rate the CWC 6BB-WR highly for its legible dial and robust pilot chronograph design at its price point.

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