Hamilton Khaki Field AutovsTimefactors PRS-38

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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 at true scale

Khaki Field Auto

Timefactors PRS-38 at true scale

PRS-38

Diameter

38mm

40mm

Lug-to-Lug

47mm

46mm

lowest

Thickness

11mm

lowest

12mm

Water Resistance

100m

100m

Power Reserve

80h

n/a

MSRP

$845

$597

lowest

Movement

Hamilton H-10

ETA 2830

Case

3 specs
Diameter
38mm
40mm
Thickness
11mm
12mm
Lug-to-Lug
47mm
46mm

Crystal & Dial

1 specs
Lume
None
SuperLuminova C3

Movement

2 specs
Caliber
Hamilton H-10
ETA 2830
Power Reserve
80h
n/a

Pricing

1 specs
MSRP
$845
$597
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Reviews

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

Hamilton Khaki Field Auto

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.

From video reviewers

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.

Timefactors PRS-38

The Timefactors PRS-38 is a 40mm watch that fits well on smaller wrists. Owners note the model arrives in a travel kit and is priced at $671 USD. One owner finds the cream dial more visually interesting than the black dial variant due to the presence of blued hands. On balance, owners appreciate the Timefactors PRS-38 for its comfortable 40mm wearability and the aesthetic appeal of its cream dial option.