Marathon GSAR (Government Search & Rescue) Diver's AutomaticvsPompeak Sub-Aquatic
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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.

GSAR (Government Search & Rescue) Diver's Automatic

Sub-Aquatic
Diameter
41mm
40mm
Lug-to-Lug
48mm
48mm
Thickness
14mm
13mm
lowest
Water Resistance
300m
highest
200m
Power Reserve
n/a
38h
MSRP
$2,500
$915
lowest
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.
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.
The Pompeak Sub-Aquatic is widely praised for its exceptional value, with owners highlighting its 904L stainless steel construction, Swiss Sellita SW200-1 movement, and ceramic bezel insert. The fit and finish are considered superior to lesser alternatives, and the bracelet receives particular commendation. One owner specifically points to the pleasing color gradient on the waffle dial as a standout feature. Overall, owners rate the Pompeak Sub-Aquatic highly for its exceptional quality and stupendous value for money.
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