Citizen Promaster Land H100vsHamilton Khaki Field Quartz
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Measurements
Catalog photos are all shot at the same flattering size. These aren't: every case below shares one millimeter scale.

Promaster Land H100

Khaki Field Quartz
Diameter
39mm
40mm
Thickness
11.4mm
9.6mm
lowest
Water Resistance
200m
highest
50m
MSRP
$558
lowest
$675
Movement
Citizen H100
Hamilton F07.111
Case
4 specsCrystal & Dial
1 specsMovement
2 specsPricing
1 specsReviews
Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.
The Citizen Promaster Land H100 is praised by owners for its value, with one reviewer noting it as a great work watch at $400 that can withstand abuse. Owners appreciate its compact 39mm case size, with one reporting it fits an 8-inch wrist perfectly. The Citizen H100 movement features automatic hand alignment correction, which can also be done manually. However, the radio-controlled functionality of the H100 movement is limited to Japan, meaning it operates as a standard quartz watch outside that region. Accuracy is reported to be around one second gained per week, though some solar quartz models are more accurate. The H100 movement also prevents manual time adjustment in a low power state. Overall, owners rate the Citizen Promaster Land H100 highly for its robust build and convenient size at an accessible price point.
The Hamilton Khaki Field Quartz is praised for its clean, well-executed design and fair value at $395, with a sapphire crystal and 50m water resistance. Some reviewers note that while the 40mm case size is optimized for legibility, it slightly diminishes the vintage charm of original models. Fixed keepers on the NATO straps can leave excess material on larger wrists. Overall, owners and reviewers rate the Hamilton Khaki Field Quartz highly for its carefree, grab-and-go wearability and value.
The outstanding fit and finish for the price point is a shared strength. Reviewers did not reach a consensus on a weakness.
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