Marathon OSAR-D (Original SAR with Date) Automatic 46mmvsBlancpain Bathyscaphe

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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 46mm

Bathyscaphe
Diameter
46mm
43mm
Thickness
13mm
lowest
13.4mm
Water Resistance
300m
300m
Power Reserve
n/a
120h
MSRP
$2,500
lowest
$15,100
Movement
Sellita SW220-1
1315
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.
Owners and reviewers widely praise the Marathon OSAR-D (Original SAR with Date) Automatic 46mm for its exceptional legibility, robust tool-watch design, and rugged feel. The matte black dial, large hour markers, and MaraGlo lume contribute to excellent readability, even in challenging conditions. Some owners note the 46mm case is substantial and can feel large, particularly in social settings, though it fits some wrists well. The watch is powered by a Sellita SW200-1 automatic movement. Overall, owners and reviewers rate the Marathon OSAR-D (Original SAR with Date) Automatic 46mm highly for its unapologetic tool-watch purpose and legibility.
Blancpain Bathyscaphe owners widely praise its understated design that plays with light and its comfortable wearability, with many finding it a luxurious, under-the-radar alternative to more common dive watches. Some owners note the dial's minimal text and appreciate its legibility, while others wish for larger indices. The movement's finishing and impressive power reserve are highlighted, and one owner reports exceptional accuracy at 0.1s/day. Criticisms include a bezel that can feel cheap with backplay and difficulty underwater, and some find the aesthetic underwhelming for the price, with one owner calling it ugly. On balance, owners and the community rate the Blancpain Bathyscaphe highly for its quiet quality, luxurious feel, and striking dial that shines in the light.
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