Marathon OSAR-D (Original SAR with Date) Automatic 41mmvsLuminox Automatic Sport Timer 42mm

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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

Automatic Sport Timer 42mm
Diameter
41mm
42mm
Lug-to-Lug
43.5mm
n/a
Thickness
13mm
13mm
Water Resistance
300m
highest
200m
MSRP
$1,800
lowest
$1,825
Movement
Sellita SW220-1
Sellita SW220-1
Case
4 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 Luminox Automatic Sport Timer 42mm is praised for its handsome, durable, and retro design, offering good legibility and comfort, especially with its tritium illumination providing excellent "nightmode" readability. Some owners find the integrated tritium tube on the bezel visually unusual and the Luminox logo applique too reflective. The stainless steel bracelet can make the 42mm case wear larger. One owner views the tritium lume as a disposable feature rather than a long-term cherished element. Overall, owners rate the Luminox Automatic Sport Timer 42mm highly for its durable, retro design and excellent low-light legibility.
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