Marathon OSAR-D (Original SAR with Date) Automatic 41mmvsUnimatic Modello Uno U1-U
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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.

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

Modello Uno U1-U
Diameter
41mm
40mm
Lug-to-Lug
43.5mm
n/a
Thickness
13mm
n/a
Water Resistance
300m
300m
MSRP
$1,800
$1,090
lowest
Movement
Sellita SW220-1
Seiko NH35
Case
5 specsCrystal & Dial
1 specsMovement
1 specsPricing
1 specsReviews
Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.
The Marathon OSAR-D (Original SAR with Date) Automatic 41mm is noted for its high legibility, featuring large hour markers and a white dial with applied indices. A functional date magnifier is present. The watch utilizes a reliable Sellita SW200-1 automatic movement. One reviewer found the bracelet lacked refinement and preferred the rubber strap option. On balance, reviewers highlight the Marathon OSAR-D (Original SAR with Date) Automatic 41mm's strong legibility and functional design as its primary strengths.
Owners widely praise the Unimatic Modello Uno U1-U's case finishing and distinctive minimalist design, finding it impressive for the price. Reviewers highlight its industrial aesthetic and solid construction, noting it feels like a piece of equipment. Some owners are drawn to its unique style over movement specifications. On balance, owners and reviewers rate the Unimatic Modello Uno U1-U highly for its standout industrial design and impressive case finishing at its price point.
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