Circula Watches SuperSportvsMarathon GSAR (Government Search & Rescue) Diver's Automatic
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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.

SuperSport

GSAR (Government Search & Rescue) Diver's Automatic
Diameter
40mm
41mm
Lug-to-Lug
46.5mm
lowest
48mm
Thickness
12mm
lowest
14mm
Water Resistance
300m
300m
Power Reserve
41h
n/a
MSRP
n/a
$2,500
Movement
Sellita SW200-1
Sellita SW200-1
Case
4 specsCrystal & Dial
1 specsMovement
1 specsPricing
1 specsReviews
Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.
Owners widely praise the Circula SuperSport for its excellent value, German heritage, and impressive specifications, with many highlighting its petrol dial and genuine Super-Compressor design. Reviewers note the refined brushed finish, scratch-resistant sapphire crystal, and a solid build quality with smooth crowns on the final version, which also offers excellent lume. The 40mm case is described as thinner and more refined than a prototype. On balance, owners and reviewers rate the Circula SuperSport highly for its attention to detail and quality at a competitive price.
The petrol dial color and the super-compressor case design are highlighted strengths. Reviewers did not agree on any weaknesses.
The Marathon GSAR (Government Search & Rescue) Diver's Automatic is widely praised as a versatile and well-made tool watch, with reviewers highlighting its legibility, utilitarian build, and comfort. Owners appreciate the tritium gas tubes for exceptional illumination in darkness, a feature noted as superior to some alternatives. The 41mm case size is considered ideal by some, though one owner found it wore tall and bumped on objects. While the watch is generally seen as a solid value for a Swiss-made tool watch, some owners have reported quality control issues requiring warranty service. Overall, owners and reviewers rate the Marathon GSAR (Government Search & Rescue) Diver's Automatic highly for its robust build and constant legibility from tritium.
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