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CWC G40 Sonar Quartz WatchvsHamilton Khaki Field Quartz

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

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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 G40 Sonar Quartz Watch

Owners widely appreciate the CWC G40 Sonar Quartz Watch for its classic G10 design, 40mm case size, and 20atm water resistance, noting its light, rugged, and reliable "grab-n-go" nature. Some find the dial proportions have too much negative space, while others praise its unique anodized red crown and quality NATO straps. A larger crown can dig into the wrist, and the lack of a battery hatch is a trade-off for its 100m water resistance. On balance, owners value the CWC G40 Sonar Quartz Watch for its robust build and classic aesthetic, though its price point and competition are frequently cited concerns.

Hamilton Khaki Field Quartz

The Hamilton Khaki Field Quartz is praised for its clean design, fair value at $395, and historical recall with 33mm sizing, though this optimization slightly diminishes vintage charm. It features a scratch-resistant sapphire crystal and 50m water resistance, available in 33mm and 38mm sizes. One critique notes that fixed keepers on the NATO straps can leave excess strap material protruding on larger wrists. Overall, reviewers highlight the Hamilton Khaki Field Quartz as a fun, carefree grab-and-go watch with a well-executed design.

From video reviewers

The outstanding fit and finish for the price point is a shared strength. Reviewers did not reach a consensus on a weakness.

At a glance

8 of 29 specs differ
Diameter
G40 Sonar Quartz Watch40mm
Khaki Field Quartz40mm
Power Reserve
G40 Sonar Quartz Watch
Khaki Field Quartz
Water Resistance
G40 Sonar Quartz Watch200m
Khaki Field Quartz50m
MSRP
G40 Sonar Quartz Watch$333
Khaki Field Quartz$675

Full specifications

Case

3 specs
Thickness
46mm
9.6mm
Lug-to-Lug
12mm
0mm
Water Resistance
200m
50m

Crystal & Dial

3 specs
AR Coating
Yes
Dial Color
CWC G40 Sonar Quartz Watch
Black
Lume
Super-LumiNova
None

Movement

1 specs
Caliber
Hamilton F07.111

Pricing

1 specs
MSRP
$333
$675
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