Side by side

Marathon OSAR-D (Original SAR with Date) Automatic 46mmvsSpinnaker Dumas GMT

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
Dumas GMT
SpinnakerDumas GMT
MSRP $399

At a glance

8 of 29 specs differ
Diameter
OSAR-D (Original SAR with Date) Automatic 46mm46mm
Dumas GMT44mm
Power Reserve
OSAR-D (Original SAR with Date) Automatic 46mm40h
Dumas GMT40h
Water Resistance
OSAR-D (Original SAR with Date) Automatic 46mm300m
Dumas GMT300m
MSRP
OSAR-D (Original SAR with Date) Automatic 46mm$2,500
Dumas GMT$399

Full specifications

Case

5 specs
Category
Diver
GMT
Diameter
46mm
44mm
Thickness
13mm
15mm
Lug-to-Lug
43.5mm
48mm
Lug Width
18mm
22mm

Crystal & Dial

1 specs
Dial Color
Black
Blue

Movement

1 specs
Caliber
Sellita SW220-1
Seiko NH34A

Pricing

1 specs
MSRP
$2,500
$399

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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.

Spinnaker Dumas GMT

Owners praise the Spinnaker Dumas GMT's satisfying lume, including on the crown, and good finishing, with one owner finding it wears well on a 17cm wrist. The watch features a Seiko NH34A GMT movement and a blue gradient dial. Reviewers note its 44mm diameter and 209g weight on the bracelet make it unsuitable for smaller wrists.

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