Side by side

Marathon GSAR (Government Search & Rescue) Diver's AutomaticvsSeiko King Seiko KS1969

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
King Seiko KS1969
SeikoKing Seiko KS1969
MSRP $3,100

At a glance

14 of 29 specs differ
Diameter
GSAR (Government Search & Rescue) Diver's Automatic41mm
King Seiko KS196939.4mm
Power Reserve
GSAR (Government Search & Rescue) Diver's Automatic40h
King Seiko KS196945h
Water Resistance
GSAR (Government Search & Rescue) Diver's Automatic300m
King Seiko KS196950m
MSRP
GSAR (Government Search & Rescue) Diver's Automatic$2,100
King Seiko KS1969$3,100

Full specifications

Case

7 specs
Category
Diver
Dress
Diameter
41mm
39.4mm
Thickness
14mm
9.9mm
Lug-to-Lug
48mm
43.6mm
Lug Width
20mm
19mm
Material
316L Stainless Steel
Stainless Steel
Water Resistance
300m
50m

Crystal & Dial

3 specs
Crystal Shape
Flat
Box
AR Coating
Inner
Anti-reflective coating on inner surface
Dial Color
Anthracite
Black

Movement

3 specs
Caliber
Sellita SW200-1
6L35
Power Reserve
40h
45h
Jewels
25
26

Pricing

1 specs
MSRP
$2,100
$3,100

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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 King Seiko KS1969

The King Seiko KS1969 is praised for its Grand Seiko-level finishing and a slim 9.9mm case, with one owner noting it is indistinguishable from new and includes original packaging. However, the $3,100-$3,200 price point is widely questioned, with some finding the looks pedestrian and the branding jarring. Accuracy from the 6L35 movement is noted as +15/-10 seconds per day, and some owners feel the new case shape, dial colors, and end links deviate from the classic KS aesthetic. On balance, owners and reviewers are divided on the King Seiko KS1969, with the high price and modern design choices being the primary points of contention.

From video reviewers

The slim case profile under 10mm and compact lug-to-lug dimensions provide a comfortable fit. The dial's modern appeal and the collection's homage to vintage pieces are highlighted. Reviewers did not reach a consensus on any weaknesses or points of disagreement.

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