Side by side

Marathon GSAR (Government Search & Rescue) Diver's AutomaticvsLongines HYDROCONQUEST

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

GSAR (Government Search & Rescue) Diver's Automatic
MarathonGSAR (Government Search & Rescue) Diver's Automatic
MSRP $2,100
HYDROCONQUEST
LonginesHYDROCONQUEST
MSRP $2,350

At a glance

8 of 29 specs differ
Diameter
GSAR (Government Search & Rescue) Diver's Automatic41mm
HYDROCONQUEST39mm
Power Reserve
GSAR (Government Search & Rescue) Diver's Automatic40h
HYDROCONQUEST40h
Water Resistance
GSAR (Government Search & Rescue) Diver's Automatic300m
HYDROCONQUEST300m
MSRP
GSAR (Government Search & Rescue) Diver's Automatic$2,100
HYDROCONQUEST$2,350

Full specifications

Case

5 specs
Diameter
41mm
39mm
Thickness
14mm
12.2mm
Lug-to-Lug
48mm
48.1mm
Lug Width
20mm
19mm
Material
316L Stainless Steel
Stainless Steel

Crystal & Dial

1 specs
Dial Color
Anthracite
Grey

Movement

1 specs
Caliber
Sellita SW200-1
L888.5

Pricing

1 specs
MSRP
$2,100
$2,350

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What people say

Owners + reviewers, side by side

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Marathon GSAR (Government Search & Rescue) Diver's Automatic

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.

Longines HYDROCONQUEST

Owners widely praise the Longines HydroConquest's dial and finishing, with one owner finding it superior to a Rolex Submariner. The movement is noted as well-regulated, losing about 2 seconds per day. The watch is considered a versatile everyday or business-casual option, offering good value. However, owners criticize the bracelet for lacking tool-less micro-adjustment and describe winding the crown as a nuisance. Some in the line report tiny GMT markers that are difficult to read and the absence of a quick date adjust feature. Overall, owners rate the Longines HydroConquest highly for its finishing and value.

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