Side by side

Hamilton Khaki Field Day Date AutovsMarathon GSAR (Government Search & Rescue) Diver's Automatic

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

Khaki Field Day Date Auto
HamiltonKhaki Field Day Date Auto
MSRP $895
GSAR (Government Search & Rescue) Diver's Automatic
MarathonGSAR (Government Search & Rescue) Diver's Automatic
MSRP $2,100

At a glance

10 of 29 specs differ
Diameter
Khaki Field Day Date Auto42mm
GSAR (Government Search & Rescue) Diver's Automatic41mm
Power Reserve
Khaki Field Day Date Auto80h
GSAR (Government Search & Rescue) Diver's Automatic40h
Water Resistance
Khaki Field Day Date Auto50m
GSAR (Government Search & Rescue) Diver's Automatic300m
MSRP
Khaki Field Day Date Auto$895
GSAR (Government Search & Rescue) Diver's Automatic$2,100

Full specifications

Case

6 specs
Category
Field
Diver
Diameter
42mm
41mm
Thickness
11.2mm
14mm
Lug-to-Lug
46mm
48mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
50m
300m

Crystal & Dial

1 specs
Dial Color
Black
Anthracite

Movement

2 specs
Caliber
H-30
Sellita SW200-1
Power Reserve
80h
40h

Pricing

1 specs
MSRP
$895
$2,100

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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.

Hamilton Khaki Field Day Date Auto

Owners widely praise the Hamilton Khaki Field Day Date Auto for its robust build, clear dial legibility, and versatility as a "go anywhere, do anything" watch, connecting them to a classic aesthetic and historical significance. Reviewers and owners alike highlight its value, with some noting the 80-hour power reserve from the H10 movement and 100m water resistance. However, some owners find its lume intensity and longevity inexcusable, and a common criticism of Hamilton watches is the lack of AR coating on the crystal. The bracelet finish and overall appearance are points of contention, with some considering it plain or overrated while others praise its finishing and attractive PVD. Accuracy ranges from excellent to simply "ok," with no consensus on movement quality. Overall, owners and reviewers rate the Hamilton Khaki Field Day Date Auto highly for its classic aesthetic, robust build, and value as an entry-level automatic field watch.

From video reviewers

The 80-hour power reserve from the H-40 movement is a significant strength. The 50-meter water resistance is considered limited for a field watch. Reviewers disagreed on the bracelet quality, with one noting rattle and another not mentioning it.

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.

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