Side by side

Marathon GSAR (Government Search & Rescue) Diver's AutomaticvsSeiko Diamond Collection

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
Diamond Collection
SeikoDiamond Collection
MSRP $525

At a glance

10 of 29 specs differ
Diameter
GSAR (Government Search & Rescue) Diver's Automatic41mm
Diamond Collection32mm
Power Reserve
GSAR (Government Search & Rescue) Diver's Automatic40h
Diamond Collection40h
Water Resistance
GSAR (Government Search & Rescue) Diver's Automatic300m
Diamond Collection100m
MSRP
GSAR (Government Search & Rescue) Diver's Automatic$2,100
Diamond Collection$525

Full specifications

Case

7 specs
Category
Diver
Dress
Diameter
41mm
32mm
Thickness
14mm
8.2mm
Lug-to-Lug
48mm
39mm
Lug Width
20mm
15mm
Material
316L Stainless Steel
Stainless Steel
Water Resistance
300m
100m

Crystal & Dial

1 specs
Dial Color
Anthracite
Black

Movement

1 specs
Caliber
Sellita SW200-1
6N32

Pricing

1 specs
MSRP
$2,100
$525

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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 Diamond Collection

Owners widely praise the Seiko Diamond Collection for its stunning beauty, particularly highlighting the 14 diamonds and the captivating mother-of-pearl dial. Its 33.2mm case size, 100m water resistance, sapphire crystal, and lightweight build are appreciated features contributing to comfortable wear. Some owners find the dial detail is best appreciated in direct sunlight. The gold plating on some models may show fading from desk work over time. Overall, owners rate the Seiko Diamond Collection highly for its dazzling aesthetics and comfortable, well-finished design at its price point.

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