Side by side

Marathon GSAR (Government Search & Rescue) Diver's AutomaticvsGrand Seiko SBGW257

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
SBGW257
Grand SeikoSBGW257
MSRP $38,000

At a glance

13 of 29 specs differ
Diameter
GSAR (Government Search & Rescue) Diver's Automatic41mm
SBGW25738mm
Power Reserve
GSAR (Government Search & Rescue) Diver's Automatic40h
SBGW25772h
Water Resistance
GSAR (Government Search & Rescue) Diver's Automatic300m
SBGW25730m
MSRP
GSAR (Government Search & Rescue) Diver's Automatic$2,100
SBGW257$38,000

Full specifications

Case

7 specs
Category
Diver
Dress
Diameter
41mm
38mm
Thickness
14mm
10.9mm
Lug-to-Lug
48mm
45.8mm
Lug Width
20mm
19mm
Material
316L Stainless Steel
Platinum
Water Resistance
300m
30m

Crystal & Dial

2 specs
AR Coating
Inner
Yes
Dial Color
Anthracite
Black

Movement

3 specs
Caliber
Sellita SW200-1
9S64
Type
Automatic
Manual
Power Reserve
40h
72h

Pricing

1 specs
MSRP
$2,100
$38,000

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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.

Grand Seiko SBGW257

The Grand Seiko SBGW257 is a platinum dress watch praised for its refined, subtle luxury and classic design. Reviewers highlight its 38mm diameter and 10.9mm thickness as near-perfect sizing for a dress watch. The watch features an 18k white gold dial with a sunray-brushed silver finish and gold hour markers, complemented by a refined application of the Grand Seiko wordmark. It is powered by the manual-wind Caliber 9S64 movement, offering a 72-hour power reserve and an accuracy rating of +5 to -3 seconds per day. The Grand Seiko SBGW257 is priced at €39,000. On balance, reviewers appreciate the Grand Seiko SBGW257 for its exquisite finishing and classic proportions, embodying a quiet luxury.

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