Marathon OSAR-D (Original SAR with Date) Automatic 41mmvsZelos Swordfish 3
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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

Swordfish 3
Diameter
41mm
40mm
Lug-to-Lug
43.5mm
n/a
Thickness
13mm
12mm
lowest
Water Resistance
300m
highest
200m
MSRP
$1,800
$399
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 and reviewers widely praise the Zelos Swordfish 3 for its exceptional value, with many highlighting the textured sandwich dial and the surprisingly good bracelet. The watch's 40mm case dimensions are considered fine for wearability, and its titanium construction contributes to a compact and comfortable feel. Some owners appreciate the unique appeal of specific dials, such as the teal or yellow Timascus variants. One reviewer noted sharp bracelet edges and legibility issues in bright light on a specific variant. Overall, owners and reviewers rate the Zelos Swordfish 3 highly for its strong value proposition and fun design elements at its price point.
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