Marathon OSAR-D (Original SAR with Date) Automatic 41mmvsCooper Watches MWC 24 Jewel 1982 Pattern 300m Military Divers (Date)
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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

MWC 24 Jewel 1982 Pattern 300m Military Divers (Date)
Diameter
41mm
40mm
Lug-to-Lug
43.5mm
lowest
49mm
Thickness
13mm
lowest
15mm
Water Resistance
300m
300m
Power Reserve
n/a
41h
MSRP
$1,800
$354
lowest
Movement
Sellita SW220-1
Seiko NH35
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.
Owners widely praise the Cooper Watches MWC 24 Jewel 1982 Pattern 300m Automatic Military Divers Watch with Sapphire (Date) for its value, with one owner noting it at around $300CDN. The watch features a matte black dial and bezel, improved lume that lasts until morning, and a single domed sapphire crystal. The Seiko NH35 automatic movement is present, with reported accuracy ranging from +4 seconds per day to a stated -20/+40 seconds per day, and a 41-hour power reserve. The 40mm stainless steel case is considered a good daily wear size. Overall, owners rate the Cooper Watches MWC 24 Jewel 1982 Pattern 300m Automatic Military Divers Watch with Sapphire (Date) highly for its substantial upgrades and value proposition.
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