Side by side

Marathon GSAR (Government Search & Rescue) Diver's AutomaticvsSeiko Essentials Solar

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
Essentials Solar
SeikoEssentials Solar
MSRP $375

At a glance

13 of 29 specs differ
Diameter
GSAR (Government Search & Rescue) Diver's Automatic41mm
Essentials Solar30.5mm
Power Reserve
GSAR (Government Search & Rescue) Diver's Automatic40h
Essentials Solar40h
Water Resistance
GSAR (Government Search & Rescue) Diver's Automatic300m
Essentials Solar
MSRP
GSAR (Government Search & Rescue) Diver's Automatic$2,100
Essentials Solar$375

Full specifications

Case

7 specs
Category
Diver
Dress
Diameter
41mm
30.5mm
Thickness
14mm
6.8mm
Lug-to-Lug
48mm
37.7mm
Lug Width
20mm
12mm
Material
316L Stainless Steel
Stainless Steel
Water Resistance
300m
Splash Resistant

Crystal & Dial

3 specs
Crystal
Sapphire
Hardlex
Crystal Shape
Flat
Curved
Dial Color
Anthracite
Black

Movement

2 specs
Caliber
Sellita SW200-1
V115
Type
Automatic
Quartz

Pricing

1 specs
MSRP
$2,100
$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.

Seiko Essentials Solar

Owners find the Seiko Essentials Solar a beautiful and lightweight daily wear, particularly for its value on the grey market. One owner noted the 41mm size did not appear large in person. A single owner reported an orange stripe on a stopwatch button detached due to heat. Overall, owners rate the Seiko Essentials Solar highly for its attractive aesthetic and comfortable wearability at its price point.

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