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

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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-GMT
Diameter
41mm
40mm
Lug-to-Lug
43.5mm
n/a
Thickness
13mm
n/a
Water Resistance
300m
300m
Power Reserve
n/a
41h
MSRP
$1,800
$950
lowest
Movement
Sellita SW220-1
Seiko NH34
Case
5 specsCrystal & Dial
1 specsMovement
2 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.
The Unimatic Modello Uno U1-GMT is praised for its minimalist, utilitarian design that blends vintage cues with modern robustness, featuring a matte black dial with a phantom ladder handset and a hollowed-out GMT hand. Owners widely report the Unimatic cases are very well finished, with impressive quality for the price. Some reviewers note the Seiko NH34A movement's stated accuracy of -20/+40 seconds per day is decent at best, and one owner describes the watch as a bit "chonky." The 120-click unidirectional bezel is considered a missed opportunity for a GMT function, which would benefit from a bidirectional bezel. Overall, owners and reviewers rate the Unimatic Modello Uno U1-GMT highly for its striking design and value.
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