Earthen Co. Summit MK IIvsHamilton 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.

Summit MK II

Khaki Field Expedition Auto
Diameter
38mm
37mm
Lug-to-Lug
45mm
n/a
Thickness
10mm
lowest
11.4mm
Water Resistance
100m
100m
Power Reserve
42h
80h
highest
MSRP
$899
lowest
$1,245
Movement
Miyota 9039
Hamilton H-10
Case
5 specsMovement
2 specsPricing
1 specsReviews
Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.
Owners and reviewers widely praise the Earthen Co. Summit MK II for its colorful ceramic case options, accessible price point, and comfortable 38mm wearability, with reviewers noting attractive finishing on the ceramic surfaces and a playful yet serious tool-watch character. The watch features a domed sapphire crystal with AR coating, a legible dial, and solid lume, powered by the Miyota 9039 automatic movement. One owner experienced import duty headaches and noted the brand is a new operation working out kinks. While its white ceramic case can make the 38mm watch wear closer to 40mm, it is described as a featherweight and comfortable daily-wear option. Overall, owners and reviewers rate the Earthen Co. Summit MK II highly for its value and striking ceramic case design.
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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