Marathon GSAR (Government Search & Rescue) Diver's AutomaticvsThorn Titanium Vintage T018

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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

Titanium Vintage T018
Diameter
41mm
41.9mm
Lug-to-Lug
48mm
lowest
50.5mm
Thickness
14mm
12.9mm
lowest
Water Resistance
300m
highest
200m
MSRP
$2,500
$179
lowest
Movement
Sellita SW200-1
PT5000
Case
5 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.
Owners widely praise the Thorn Titanium Vintage Mechanical Watch T018 for its comfortable wearability, reliable timekeeping, and vintage aesthetic, with many appreciating the aged black finish and easy-to-adjust bracelet. Some reviewers note a glossy dial can be polarizing, and a few would prefer a 4 o'clock crown placement, though the current crown is not titanium and the clasp is not toolless. The value is considered excellent at $130. Overall, owners rate the Thorn Titanium Vintage Mechanical Watch T018 highly for its comfortable, reliable, and vintage-inspired tool watch design at an accessible price.
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