Laco Himalaya 39vsMarathon 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.

Himalaya 39

GSAR (Government Search & Rescue) Diver's Automatic
Diameter
39mm
41mm
Lug-to-Lug
47.5mm
lowest
48mm
Thickness
13mm
lowest
14mm
Water Resistance
300m
300m
MSRP
$1,200
lowest
$2,500
Movement
Sellita SW200-1
Sellita SW200-1
Case
4 specsCrystal & Dial
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 Laco Himalaya 39 for its tank-like build, good fit and finish, and comfortable 39mm wearability, with many appreciating its ceramic lumed bezel and gear-shaped bezel for grip. Some owners feel it "ticks all the boxes" and offers excellent value, though one reviewer criticizes its straightforward, unimaginative design lacking a clear product identity. The Sellita SW200-1 automatic movement is noted, with one source reporting accuracy around +/-7 seconds per day and a 38-hour power reserve. On balance, owners and reviewers rate the Laco Himalaya 39 highly for its robust construction and comfortable wearability at its price point.
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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