Side by side

Marathon GSAR (Government Search & Rescue) Diver's AutomaticvsNOMOS Glashütte Tangomat ruthenium

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
Tangomat ruthenium
NOMOS GlashütteTangomat ruthenium
MSRP $3,700

At a glance

16 of 29 specs differ
Diameter
GSAR (Government Search & Rescue) Diver's Automatic41mm
Tangomat ruthenium38.3mm
Power Reserve
GSAR (Government Search & Rescue) Diver's Automatic40h
Tangomat ruthenium43 hoursh
Water Resistance
GSAR (Government Search & Rescue) Diver's Automatic300m
Tangomat ruthenium30m
MSRP
GSAR (Government Search & Rescue) Diver's Automatic$2,100
Tangomat ruthenium$3,700

Full specifications

Case

7 specs
Category
Diver
Dress
Diameter
41mm
38.3mm
Thickness
14mm
8.3mm
Material
316L Stainless Steel
Stainless Steel
Finish
Brushed and polished
Water Resistance
300m
30m
Caseback
Solid

Crystal & Dial

4 specs
Crystal Shape
Flat
AR Coating
Inner
Dial Color
Anthracite
Black
Indices
Applied

Movement

4 specs
Caliber
Sellita SW200-1
DUW 5001
Beat Rate
28,800 vph
21,600 vph
Power Reserve
40h
43 hoursh
Jewels
25
26

Pricing

1 specs
MSRP
$2,100
$3,700

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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.

NOMOS Glashütte Tangomat ruthenium

Owners widely praise the NOMOS Glashütte Tangomat ruthenium for its Glashütte watchmaking and Bauhaus design, with one owner noting accuracy at +2 seconds/day and a 43-hour power reserve. Some owners find the Tangomat thicker than other models, with case proportions that may not suit its sharp design, and one owner expressed a preference for newer movements over the older Epsilon automatic. Overall, owners value the NOMOS Glashütte Tangomat ruthenium for its precise timekeeping and design ethos.

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