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Marathon GSAR (Government Search & Rescue) Diver's Automatic
Ref. 41mm-anthracite-large-divers-automatic-gsar-bdw
DiverMicrobrand
The Marathon GSAR (Government Search & Rescue) Diver's Automatic is widely praised for its legibility, comfort, and exceptional tritium illumination, with reviewers highlighting its utilitarian, military-equipment feel and a 41mm case size considered ideal. Owners appreciate its grippy bezel and the 300 meters of water resistance provided by the screw-down crown, deeming it a solid value for a Swiss-made tool watch. Some owners report quality control issues, with one user needing to warranty two watches, and another notes the GSAR wears taller than other models, leading to occasional bumping. The reliable ETA 2824-A2 movement is a consistent feature. Overall, owners and reviewers rate the Marathon GSAR (Government Search & Rescue) Diver's Automatic highly for its bright tritium lume and robust, no-nonsense tool watch design.
1 Variant
Retail MSRP
$2,100
Low
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Avg
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High
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Static data
Case
41mm
Power Reserve
—
Movement
Automatic
Water Resistance
300m
01
Case Dimensions
Diameter41mm
Thickness14mm
Lug-to-Lug48mm
Lug Width20mm
02
Case Build
Material316L Stainless Steel
Water Resistance300m
03
Crystal & Dial
CrystalSapphire
Dial ColorAnthracite
04
Movement
Caliber
TypeAutomatic
Beat Rate—
Power Reserve—
Jewels—
HackingNo
Hand-WindingNo
ComplicationsTime only
05
Design Language
Dial styleMatte
BezelRotating (dive)
Bracelet / strapRubber strap
HandsMercedes
AI-detected from product image · 5/22/2026
In a nutshell
The Marathon GSAR (Government Search & Rescue) Diver's Automatic (ref. 41mm-anthracite-large-divers-automatic-gsar-bdw) is an automatic diver watch, with a 41mm 316l stainless steel case, 14mm thick, powered by the Sellita SW200-1 movement. Water resistance is rated to 300m, under a sapphire crystal. Manufacturer MSRP is $2,100. The dial color is anthracite.