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.

Hamilton Khaki Field Auto Chrono at true scale

Khaki Field Auto Chrono

LIV Watches P-51 at true scale

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 specs
Category
Chronograph
Pilot
Diameter
42mm
42.8mm
Thickness
14.5mm
15mm
Lug-to-Lug
n/a
50mm
Lug Width
20mm
22mm
Material
Stainless Steel
Titanium

Crystal & Dial

1 specs
Dial Color
Black
n/a

Movement

2 specs
Caliber
Hamilton H-21
Valjoux 7750
Power Reserve
60h
12h

Pricing

1 specs
MSRP
$2,175
$2,150
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Reviews

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Hamilton Khaki Field Auto Chrono

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.

From video reviewers

The reliable automatic chronograph movement and rugged, military-inspired aesthetic are cited as strengths. Reviewers did not reach a consensus on any weaknesses.

LIV Watches P-51

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.