Hamilton Khaki Field AutovsZelos Aurora Field
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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 Auto

Aurora Field
Diameter
38mm
42mm
Lug-to-Lug
47mm
n/a
Thickness
11mm
lowest
12.2mm
Water Resistance
100m
200m
highest
Power Reserve
80h
n/a
MSRP
$845
$529
lowest
Movement
Hamilton H-10
Miyota 9039
Case
6 specsCrystal & Dial
1 specsMovement
2 specsPricing
1 specsReviews
Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.
Owners widely praise the Hamilton Khaki Field Auto for its classic military design, legibility, and versatile modern-vintage aesthetic that can be dressed up or down. Reviewers and owners alike commend its reliable H-10 automatic movement for accuracy, with one owner reporting deviations of less than one second per day, and its advertised 80-hour power reserve. The 38mm case is noted for its perfect proportions and comfortable wearability, though some find the bracelet's micro-adjustments limited and the lack of AR coating on the crystal can cause glare. On balance, owners and reviewers rate the Hamilton Khaki Field Auto highly for its value and solid build as an entry-level automatic watch.
The Hamilton Khaki Field Auto's smooth and precise bezel action is a standout feature. The watch's lume brightness is somewhat lacking, which might be a drawback for those who prefer a brighter glow in the dark. Reviewers disagree on the watch's size, with one reviewer finding the 38mm to be a pleasant surprise, while the watch is also available in 42mm.
Owners widely praise the Zelos Aurora Field for its unique and gorgeous dials, with particular admiration for the hammered teal bronze version, and its excellent lume. The new clasp is highlighted as the best to date, and the watch is considered feature-packed for its price point, including anti-magnetic properties. Some owners find the case shape and lugs make the watch wear high, and one commenter noted the dial text appeared cheap and plasticky, while another flagged sharp bracelet edges. Overall, owners rate the Zelos Aurora Field highly for its stunning dial designs and value proposition under $400.
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