Hamilton Khaki Field Auto ChronovsLIV Watches P-51

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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 Chrono

P-51
Diameter
42mm
42.8mm
Lug-to-Lug
n/a
50mm
Thickness
14.5mm
lowest
15mm
Water Resistance
100m
100m
Power Reserve
60h
highest
12h
MSRP
$2,175
$2,150
lowest
Movement
Hamilton H-21
Valjoux 7750
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 and reviewers praise the Hamilton Khaki Field Auto Chrono for its retro military design and value. The 42mm steel case with a brushed finish and polished bezel is noted as well-designed, and its 100m water resistance is a practical feature. One reviewer highlights the symmetrical dial layout, which omits a running seconds indicator in favor of day and date windows, contributing to its tactical sports watch aesthetic. The Hamilton H-21 automatic movement is considered reliable, and the watch is available at prices ranging from $1,299 to $1,695. Overall, owners and reviewers rate the Hamilton Khaki Field Auto Chrono highly for its combination of style, value, and robust build.
The reliable automatic chronograph movement and rugged, military-inspired aesthetic are cited as strengths. Reviewers did not reach a consensus on any weaknesses.
Owners widely praise the LIV Watches P-51 for its excellent build quality, attention to detail, and appealing pilot-watch design, noting its impressive legibility with BGW9 lume and AR-coated crystal. One owner specifically highlights the attractive blue dial with orange accents and the titanium and matte ceramic construction. The Valjoux 7750 movement is regulated to +/- 4 seconds per day, and the watch features 100m water resistance and a ceramic bezel. However, some owners find the price, ranging from $750 to $1931AUD, to be high compared to other Valjoux 775X chronograph options. One owner expressed concern regarding lume performance, citing previous discussions about LIV watches. On balance, owners and reviewers rate the LIV Watches P-51 highly for its construction quality and finishing at the price point.
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