Marathon OSAR-D (Original SAR with Date) Automatic 41mmvsSanturce Picúa — Swiss Automatic Diver
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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

Picúa — Swiss Automatic Diver
Diameter
41mm
39mm
Lug-to-Lug
43.5mm
lowest
46mm
Thickness
13mm
12.2mm
lowest
Water Resistance
300m
300m
MSRP
$1,800
$949
lowest
Movement
Sellita SW220-1
Sellita SW200-1
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.
The Santurce Picúa — Swiss Automatic Dive Watch is widely praised for its 39mm case size and sandblasted steel finish, offering nuanced attention to detail for its price. Reviewers highlight the AR-coated sapphire crystal for its lack of glare and the excellent luminous material application. Owners also note the satisfying winding feel of the Sellita SW200-B automatic movement. Overall, owners and reviewers rate the Santurce Picúa — Swiss Automatic Dive Watch highly for its detailed finishing and wearability at its price point.
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