Formex Field AutomaticvsHamilton Khaki Field Expedition Auto

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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.

Field Automatic

Khaki Field Expedition Auto
Diameter
40mm
37mm
Lug-to-Lug
46.6mm
n/a
Thickness
10.6mm
lowest
11.4mm
Water Resistance
150m
highest
100m
Power Reserve
41h
80h
highest
MSRP
$881
lowest
$1,245
Movement
Sellita SW200-1
Hamilton H-10
Case
5 specsCrystal & Dial
2 specsMovement
2 specsPricing
1 specsReviews
Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.
The Formex Field Automatic is widely praised for its durable, scratch-resistant Grade 2 titanium case with a hardening treatment, offering robust and lightweight wearability. Owners and reviewers highlight the upmarket feel and legibility of its complex dials, the comfort provided by quick-release straps and carbon clasps, and the value it presents under $1000. The Sellita SW200-1 movement is considered a practical choice, with one owner reporting accuracy of +1 second per day. Some find the numeral typography less appealing, and one reviewer notes the lume application is thin and not long-lasting. The watch is priced at $870 or £695. On balance, owners and reviewers rate the Formex Field Automatic highly for its comfortable, lightweight titanium construction and well-executed, legible dials at its price point.
The titanium case construction and the sandwich dial are consistently praised. Reviewers noted a perceived "corner cut" and questioned the value at its price point.
Owners widely praise the Hamilton Khaki Field Expedition Auto for its robust build, clear legibility, and versatility as a "Go Anywhere, Do Anything" watch, with many appreciating its historical connection and value as an entry-level automatic. Reviewers highlight its superb value, comfortable wearability in both 37mm and 41mm sizes, and the reliable H-10 automatic movement with an 80-hour power reserve. Some owners note water ingress issues with the non-screw-down crown, while others find the watch reliable for daily wear. The compass bezel's practical utility for navigation is questioned, but it adds to the watch's tool-like appeal. Overall, owners and reviewers rate the Hamilton Khaki Field Expedition Auto highly for its robust build and value as a versatile field/sports watch.
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