Side by side

Marathon GSAR (Government Search & Rescue) Diver's AutomaticvsOak & Oscar The Olmsted 38

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
The Olmsted 38
Oak & OscarThe Olmsted 38
MSRP $1,775

At a glance

15 of 29 specs differ
Diameter
GSAR (Government Search & Rescue) Diver's Automatic41mm
The Olmsted 3838mm
Power Reserve
GSAR (Government Search & Rescue) Diver's Automatic40h
The Olmsted 3842h
Water Resistance
GSAR (Government Search & Rescue) Diver's Automatic300m
The Olmsted 38100m
MSRP
GSAR (Government Search & Rescue) Diver's Automatic$2,100
The Olmsted 38$1,775

Full specifications

Case

6 specs
Category
Diver
Field
Diameter
41mm
38mm
Thickness
14mm
10.8mm
Lug-to-Lug
48mm
44.9mm
Water Resistance
300m
100m
Caseback
Solid
Solid screw-down

Crystal & Dial

4 specs
Crystal Shape
Flat
Double-domed
AR Coating
Inner
Underside
Dial Color
Anthracite
Green
Lume
None
Super-LumiNova

Movement

4 specs
Caliber
Sellita SW200-1
Sellita SW300
Beat Rate
28,800 vph
4 vph
Power Reserve
40h
42h
Complications
None
GMT, Chronograph, Date

Pricing

1 specs
MSRP
$2,100
$1,775

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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.

Oak & Oscar The Olmsted 38

Oak & Oscar The Olmsted 38 is praised for its sharp, stealthy aesthetic with a durable ceramic-coated stainless steel case and a clean, no-date dial. Reviewers highlight its excellent wearability at 38mm and the value proposition at $1,475, which includes two strap options. The watch features a sandwich dial with stencil numerals and orange accents, powered by a modified ETA 2892-A2 movement. Overall, reviewers find Oak & Oscar The Olmsted 38 to be a modern and aggressive take on the classic field watch, offering exceptional value.

From video reviewers

The Olmsted 38 features tightly executed tolerances and an ultra-fine level of finishing. Reviewers did not reach a consensus on any weaknesses. Reviewers did not explicitly disagree on any points.

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