Hamilton Khaki Field AutovsTimefactors Speedbird III PRS-22

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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 Speedbird III PRS-22 at true scale

Speedbird III PRS-22

Diameter

38mm

39mm

Lug-to-Lug

47mm

46mm

lowest

Thickness

11mm

lowest

11.7mm

Water Resistance

100m

100m

Power Reserve

80h

n/a

MSRP

$845

$651

lowest

Movement

Hamilton H-10

Sellita SW200-1

Case

3 specs
Diameter
38mm
39mm
Thickness
11mm
11.7mm
Lug-to-Lug
47mm
46mm

Movement

2 specs
Caliber
Hamilton H-10
Sellita SW200-1
Power Reserve
80h
n/a

Pricing

1 specs
MSRP
$845
$651
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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 Speedbird III PRS-22

Owners widely praise the Timefactors Speedbird III PRS-22 for its exceptional finishing and casework, often comparing it favorably to much more expensive brands. Specific highlights include the applied indices, substantial lume, comfortable bracelet, and screw-down crown. Some owners note that the watch's short lugs can make strap changes difficult. The movement, a Sellita SW200-1, is generally considered robust for a tool watch, though some owners expressed a preference for alternative movements. Overall, owners rate the Timefactors Speedbird III PRS-22 highly for its value and refined finishing, rivaling watches at significantly higher price points.