Side by side

Marathon GSAR (Government Search & Rescue) Diver's AutomaticvsTudor Pelagos 39

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
Pelagos 39
TudorPelagos 39
MSRP $5,625

At a glance

13 of 29 specs differ
Diameter
GSAR (Government Search & Rescue) Diver's Automatic41mm
Pelagos 3940mm
Power Reserve
GSAR (Government Search & Rescue) Diver's Automatic40h
Pelagos 3970h
Water Resistance
GSAR (Government Search & Rescue) Diver's Automatic300m
Pelagos 39200m
MSRP
GSAR (Government Search & Rescue) Diver's Automatic$2,100
Pelagos 39$5,625

Full specifications

Case

8 specs
Diameter
41mm
40mm
Thickness
14mm
11.8mm
Lug-to-Lug
48mm
46mm
Lug Width
20mm
21mm
Material
316L Stainless Steel
Grade 2 Titanium
Finish
Brushed and polished
Satin
Water Resistance
300m
200m
Caseback
Solid
Solid screw-down

Crystal & Dial

2 specs
Dial Color
Anthracite
Black
Lume
None
luminescent ceramic composite hour markers

Movement

2 specs
Caliber
Sellita SW200-1
MT5400
Power Reserve
40h
70h

Pricing

1 specs
MSRP
$2,100
$5,625

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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.

Tudor Pelagos 39

The Tudor Pelagos 39 is widely praised for its comfortable 39mm titanium case, making it a versatile and refined everyday dive watch with a sunray dial and bezel. Owners and reviewers consistently highlight its wearability, with specific mention of its 11.8mm thickness and 107-gram weight. Some owners note the titanium case scuffs easily but that the matte finish hides scratches well and they can be buffed out. Criticisms include a 21mm lug width deemed unnecessary by one owner and some find the T-fit clasp edges sharp, though this is disputed by another. The lume is considered acceptable but not class-leading. Overall, owners and reviewers rate the Tudor Pelagos 39 highly for its comfortable dimensions and refined everyday wearability.

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