Hamilton Khaki Field Mechanical Power ReservevsHitori Somei Yoshino

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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 Mechanical Power Reserve at true scale

Khaki Field Mechanical Power Reserve

Hitori Somei Yoshino at true scale

Somei Yoshino

Diameter

40mm

39.6mm

Lug-to-Lug

48mm

46.8mm

lowest

Thickness

11.9mm

10.6mm

lowest

Water Resistance

100m

100m

Power Reserve

n/a

41h

MSRP

$1,025

$689

lowest

Movement

Hamilton H-23

Seiko NH35

Case

4 specs
Diameter
40mm
39.6mm
Thickness
11.95mm
10.55mm
Lug-to-Lug
48mm
46.8mm
Lug Width
20mm
n/a

Movement

3 specs
Caliber
Hamilton H-23
Seiko NH35
Type
Manual
Automatic
Power Reserve
0h
41h

Pricing

1 specs
MSRP
$1,025
$689
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Reviews

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

Hamilton Khaki Field Mechanical Power Reserve

The Hamilton Khaki Field Mechanical Power Reserve is noted for its 40mm sandblasted case, filling a size gap in the line. It features a manual-wind H-23 movement with an 80-hour power reserve, indicated on the dial, though one reviewer wished the indicator was more visually distinct. The case is described as 11.95mm thick, which feels noticeably thicker than other Khaki Field models. Overall, owners and reviewers appreciate the Hamilton Khaki Field Mechanical Power Reserve for adding a functional complication to the manual-wind offering within an accessible price range.

From video reviewers

The power reserve indicator at 9 o'clock is a functional addition to the classic design. The 40mm case size and 100m water resistance are noted strengths. Reviewers did not reach a consensus on weaknesses.

Hitori Somei Yoshino

Owners widely praise the Hitori Somei Yoshino's dial and aesthetics, with one owner finding the bracelet comfortable and decent for the price. The watch is considered solid and well-finished, with impressive looks rather than a cheap feel. Some owners note the "Japan Movt" designation on the dial as an unforced error, and one owner considers the NH35 movement a downside. The Hitori Somei Yoshino is seen as impressive for a limited edition under $400. Overall, owners rate the Hitori Somei Yoshino highly for its aesthetics and solid finishing at its price point.