Hamilton Khaki Field Expedition AutovsTimefactors Everest PRS-25

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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 Expedition Auto at true scale

Khaki Field Expedition Auto

Timefactors Everest PRS-25 at true scale

Everest PRS-25

Diameter

37mm

36mm

Lug-to-Lug

n/a

43.5mm

Thickness

11.4mm

11.4mm

lowest

Water Resistance

100m

100m

Power Reserve

80h

n/a

MSRP

$1,245

$463

lowest

Movement

Hamilton H-10

Miyota 9039

Case

3 specs
Diameter
37mm
36mm
Thickness
11.45mm
11.4mm
Lug-to-Lug
n/a
43.5mm

Crystal & Dial

1 specs
Lume
None
SuperLuminova Light Old Radium

Movement

2 specs
Caliber
Hamilton H-10
Miyota 9039
Power Reserve
80h
n/a

Pricing

1 specs
MSRP
$1,245
$463
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Reviews

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

Hamilton Khaki Field Expedition Auto

Owners widely praise the Hamilton Khaki Field Expedition Auto for its robust build, clear legibility, and versatility as a "Go Anywhere, Do Anything" watch, with many appreciating its historical connection and value as an entry-level automatic. Reviewers highlight its superb value, comfortable wearability in both 37mm and 41mm sizes, and the reliable H-10 automatic movement with an 80-hour power reserve. Some owners note water ingress issues with the non-screw-down crown, while others find the watch reliable for daily wear. The compass bezel's practical utility for navigation is questioned, but it adds to the watch's tool-like appeal. Overall, owners and reviewers rate the Hamilton Khaki Field Expedition Auto highly for its robust build and value as a versatile field/sports watch.

Timefactors Everest PRS-25

Owners widely praise the Timefactors Everest PRS-25 for its gorgeous design, flawless finishing, and comfortable 36mm wearability, often calling it the best Rolex Explorer 1016 homage available. The Miyota 9039 movement is noted as an improvement, and the updated riveted bracelet is generally well-received. Accuracy figures vary, with some owners reporting excellent timekeeping around +1 second per day, while others note deviations of +8 to +10 seconds per day. Some owners find the bracelet heavy and difficult to fit perfectly, and a few have experienced issues with the clasp popping open or the crystal detaching, alongside reports of challenging purchasing experiences and negative customer service. Overall, owners rate the Timefactors Everest PRS-25 highly for its exceptional value and faithful homage design, making the difficult purchase experience ultimately worthwhile.

From video reviewers

The Miyota 9039 movement demonstrated impressive accuracy. Reviewers noted the comfortable 36mm case size and vintage aesthetic. One reviewer experienced quality issues after a year of ownership.

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