Marathon OSAR-D (Original SAR with Date) Automatic 41mmvsRatio FreeDiver GMT Series

Ref. ratio-freediver-gmt-series-sapphire-stainless-steel-blue-dial-automatic-rtf053-200m-mens-watch·MSRP $170
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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

FreeDiver GMT Series
Diameter
41mm
40mm
Lug-to-Lug
43.5mm
n/a
Thickness
13mm
lowest
13.6mm
Water Resistance
300m
highest
200m
Power Reserve
n/a
40h
MSRP
$1,800
$170
lowest
Movement
Sellita SW220-1
Seiko NH34
Case
6 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 Ratio FreeDiver GMT Series for its exceptional value, with multiple users highlighting its sub-$150 price point as a significant draw and one owner calling it their most used watch. The lume is noted as being nearly as good as a Citizen Promaster diver, and the branding details, including the pi symbol on the second hand, are appreciated. One owner also noted the original design and mechanical GMT function impressed them with its looks and feel. Some owners find the design generic and dislike the date window's impact on proportions, while others suggest a Seiko as a more rational choice. The Ratio FreeDiver GMT Series is priced at ₹15k on Amazon India. Overall, owners rate the Ratio FreeDiver GMT Series highly for its outstanding value and impressive lume at its price point.
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