Side by side

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

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 FXD Chrono
TudorPelagos FXD Chrono
MSRP $6,375

At a glance

13 of 29 specs differ
Diameter
GSAR (Government Search & Rescue) Diver's Automatic41mm
Pelagos FXD Chrono43mm
Power Reserve
GSAR (Government Search & Rescue) Diver's Automatic40h
Pelagos FXD Chrono70h
Water Resistance
GSAR (Government Search & Rescue) Diver's Automatic300m
Pelagos FXD Chrono100m
MSRP
GSAR (Government Search & Rescue) Diver's Automatic$2,100
Pelagos FXD Chrono$6,375

Full specifications

Case

8 specs
Category
Diver
Chronograph
Diameter
41mm
43mm
Thickness
14mm
13.2mm
Lug-to-Lug
48mm
46mm
Lug Width
20mm
22mm
Material
316L Stainless Steel
43mm black carbon composite case with matt finish · Lugs: 22mm lug width · Case thickness: 13.2mm
Water Resistance
300m
100m
Caseback
Solid
Solid screw-down

Crystal & Dial

1 specs
Dial Color
Anthracite
Black

Movement

3 specs
Caliber
Sellita SW200-1
MT5813
Power Reserve
40h
70h
Complications
None
Chronograph

Pricing

1 specs
MSRP
$2,100
$6,375

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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 FXD Chrono

The Tudor Pelagos FXD Chrono is widely praised for its lightweight construction, with owners highlighting its carbon composite case and titanium case back contributing to exceptional comfort and wearability, even on smaller wrists. Reviewers and owners alike commend its excellent legibility, robust build quality, and impressive bezel action, with a smooth winding feel noted by one owner. The COSC-certified MT5813 movement provides a 70-hour power reserve. However, some find the tachymeter scale difficult to read, and the 45-minute counter impractical for cycling. One owner reported poor timekeeping with a deviation of -3 to -3.5 seconds per day, while another saw accuracy within a couple of seconds per day, and a separate owner noted three services in under two years. The included straps are frequently criticized as less appealing or having short length, and some question the watch's overall utility for cyclists compared to dedicated head units.

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