Marathon OSAR-D (Original SAR with Date) Automatic 41mmvsSeagull Ocean Series Pro "Dragon Kings of the Four Seas" Dragon-scale Dial 300m Waterproof Diving 44mm
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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

Ocean Series Pro "Dragon Kings of the Four Seas" Dragon-scale Dial 300m Waterproof Diving 44mm
Diameter
41mm
44mm
Lug-to-Lug
43.5mm
lowest
50.4mm
Thickness
13mm
lowest
13.6mm
Water Resistance
300m
300m
MSRP
$1,800
$641
lowest
Movement
Sellita SW220-1
Seagull ST2130
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 Seagull Ocean Series Pro "Dragon Kings of the Four Seas" Dragon-scale Dial 300m Waterproof Diving Watch 44mm for its excellent build quality and finishing, noting smooth bezel and crown action, perfectly aligned markings, and outstanding hands and markers. The metallic wave pattern and blue to black gradient sunburst dial are frequently highlighted as beautiful and appealing features. One owner reports accuracy of +5 seconds per day. The watch's 44mm size is noted as a quirk, and one owner questions its price relative to alternatives, though another found it to be a good value at $150. Overall, owners rate the Seagull Ocean Series Pro "Dragon Kings of the Four Seas" Dragon-scale Dial 300m Waterproof Diving Watch 44mm highly for its striking dial and excellent finishing at its price point.
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