Side by side

Marathon OSAR-D (Original SAR with Date) Automatic 46mmvsCWC Automatic Divers Watch Mk.2 Black

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

OSAR-D (Original SAR with Date) Automatic 46mm
MarathonOSAR-D (Original SAR with Date) Automatic 46mm
MSRP $2,500
Automatic Divers Watch Mk.2 Black
CWCAutomatic Divers Watch Mk.2 Black
MSRP $1,249

At a glance

9 of 29 specs differ
Diameter
OSAR-D (Original SAR with Date) Automatic 46mm46mm
Automatic Divers Watch Mk.2 Black41mm
Power Reserve
OSAR-D (Original SAR with Date) Automatic 46mm40h
Automatic Divers Watch Mk.2 Black40h
Water Resistance
OSAR-D (Original SAR with Date) Automatic 46mm300m
Automatic Divers Watch Mk.2 Black300m
MSRP
OSAR-D (Original SAR with Date) Automatic 46mm$2,500
Automatic Divers Watch Mk.2 Black$1,249

Full specifications

Case

5 specs
Diameter
46mm
41mm
Thickness
13mm
12mm
Lug-to-Lug
43.5mm
47mm
Lug Width
18mm
20mm
Material
316L Stainless Steel
Stainless Steel

Crystal & Dial

2 specs
Dial Color
Black
CWC Automatic Divers Watch Mk.2 Black (SF300 AS120)
Lume
None
Super-LumiNova

Movement

1 specs
Caliber
Sellita SW220-1
Sellita SW200-1

Pricing

1 specs
MSRP
$2,500
$1,249

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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 46mm

The Marathon OSAR-D (Original SAR with Date) Automatic 46mm is widely regarded as a rugged and legible timepiece, featuring a familiar geometric dial with MaraGlo lume and a white dial with applied hour markers that enhance legibility. Owners and reviewers note its 300-meter water resistance and the reliable Swiss-made Sellita SW200-1 automatic movement with improved shock protection. The watch is described as large, thick, and heavy, with some owners finding it comfortable on the wrist while others note its substantial presence, particularly at a table. Overall, owners and reviewers appreciate the Marathon OSAR-D (Original SAR with Date) Automatic 46mm for its rugged build and excellent legibility.

CWC Automatic Divers Watch Mk.2 Black

Owners widely praise the CWC Automatic Divers Watch Mk.2 Black for its brushed chapter ring, precise 120-click bezel, clear sapphire crystal, excellent case finishing, and significantly improved lume. The watch is considered a terrific value with solid construction. Some owners express a preference for a matte finish for a more tool-like appearance, though polished versions offer a dressier look and easier scratch removal. On balance, owners rate the CWC Automatic Divers Watch Mk.2 Black highly for its tool-like features and excellent value.

From video reviewers

The bezel action is smooth. The price has increased due to popularity.

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