Side by side

Marathon OSAR-D (Original SAR with Date) Automatic 46mmvsGruppo Gamma Vanguard Weathered

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
Vanguard Weathered
Gruppo GammaVanguard Weathered
MSRP $790

At a glance

14 of 29 specs differ
Diameter
OSAR-D (Original SAR with Date) Automatic 46mm46mm
Vanguard Weathered42mm
Power Reserve
OSAR-D (Original SAR with Date) Automatic 46mm40h
Vanguard Weathered42h
Water Resistance
OSAR-D (Original SAR with Date) Automatic 46mm300m
Vanguard Weathered100m
MSRP
OSAR-D (Original SAR with Date) Automatic 46mm$2,500
Vanguard Weathered$790

Full specifications

Case

8 specs
Category
Diver
Diameter
46mm
42mm
Thickness
13mm
12.6mm
Lug-to-Lug
43.5mm
49.5mm
Lug Width
18mm
22mm
Material
316L Stainless Steel
Stainless Steel
Finish
Brushed and polished
Weathered
Water Resistance
300m
100m

Crystal & Dial

3 specs
AR Coating
Inner
Yes
Dial Color
Black
Forged Carbon
Lume
None
Super-LumiNova

Movement

2 specs
Caliber
Sellita SW220-1
Miyota 9039
Power Reserve
40h
42h

Pricing

1 specs
MSRP
$2,500
$790

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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.

Gruppo Gamma Vanguard Weathered

The satin-finished steel case is well-executed and aesthetically pleasing. The watch's lumières de nuit are not particularly bright, which might be a drawback for some users. Reviewers disagree on the watch's originality, with one reviewer finding it pleasing in-person and another describing it as decidedly derivative.

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