Side by side

CWC GS Sapphire Military Green WatchvsHamilton Khaki Field Mechanical

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

GS Sapphire Military Green Watch
CWCGS Sapphire Military Green Watch
MSRP $333
Khaki Field Mechanical
HamiltonKhaki Field Mechanical
MSRP $725

At a glance

12 of 29 specs differ
Diameter
GS Sapphire Military Green Watch36.5mm
Khaki Field Mechanical36mm
Power Reserve
GS Sapphire Military Green Watch40h
Khaki Field Mechanical80h
Water Resistance
GS Sapphire Military Green Watch200m
Khaki Field Mechanical100m
MSRP
GS Sapphire Military Green Watch$333
Khaki Field Mechanical$725

Full specifications

Case

4 specs
Diameter
36.5mm
36mm
Thickness
12mm
10.2mm
Lug Width
19mm
18mm
Water Resistance
200m
100m

Crystal & Dial

4 specs
Crystal
Sapphire
Acrylic
AR Coating
Yes
Inner
Dial Color
CWC GS Sapphire Military Green Watch, Black Case with Green Dial
Black
Lume
Super-LumiNova
None

Movement

3 specs
Caliber
H-50
Type
Automatic
Manual
Power Reserve
40h
80h

Pricing

1 specs
MSRP
$333
$725

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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.

CWC GS Sapphire Military Green Watch

Owners widely praise the CWC GS Sapphire Military Green Watch for its grab-and-go quartz accuracy, sapphire crystal, screw-down crown and case back, and 200m water resistance, a unique combination for a field watch. The 36.5mm case is noted for its subtle size and solid build quality, fitting well with the brand's military heritage and functional, attractive simplicity. Some owners find the watch pricey, particularly with recent tariff and exchange rate increases, and fixed lugs can present a challenge for thicker straps. Overall, owners rate the CWC GS Sapphire Military Green Watch highly for its robust, practical field watch design and reliable quartz movement.

Hamilton Khaki Field Mechanical

Owners widely praise the Hamilton Khaki Field Mechanical as an archetype of a field watch, highlighting its thin case, excellent finishing, and smooth winding action, with some calling it the best pure field watch available. The daily winding ritual is considered a charming aspect of ownership, and the branding is noted as tasteful and subtle. One owner specifically appreciates the lugs. A drawback cited is the highly reflective, non-AR-coated crystal, and accuracy ranges from -6 seconds per day to unspecified better performance. Overall, owners rate the Hamilton Khaki Field Mechanical highly for its rugged, all-business aesthetic and value as a quintessential field watch.

From video reviewers

The watch's pure field style design is a significant strength. The lume brightness is a shared weakness. Reviewers disagreed on the power reserve, with one stating 80 hours and another 46 hours.

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