Hamilton Khaki Field QuartzvsRatio Quest (Lewis and Clark Edition)

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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.

Khaki Field Quartz

Quest (Lewis and Clark Edition)
Diameter
40mm
40mm
Thickness
9.6mm
9.1mm
lowest
Water Resistance
50m
100m
highest
MSRP
$675
$120
lowest
Movement
Hamilton F07.111
VX42
Case
5 specsCrystal & Dial
1 specsMovement
1 specsPricing
1 specsReviews
Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.
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.
Ratio Quest (Lewis and Clark Edition) owners praise its sapphire crystal, good lume on the hands, and the detailed engraving on the caseback, including the "Pi" logo on the second hand. The watch features a quartz movement and 100m water resistance. Some owners consider its Singaporean origin a downside post-purchase, while others highlight its value at £41 with accurate timekeeping from the quartz movement. Overall, owners rate the Ratio Quest (Lewis and Clark Edition) highly for its surprising lume and detailed caseback engraving at its price point.
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