Side by side
Feynman Timekeepers Feynman OnevsHamilton Khaki Field Mechanical Power Reserve
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
10 of 29 specs differDiameter
Feynman One39mm
Khaki Field Mechanical Power Reserve40mm
Power Reserve
Feynman One—
Khaki Field Mechanical Power Reserve40h
Water Resistance
Feynman One50m
Khaki Field Mechanical Power Reserve100m
MSRP
Feynman One$1,045
Khaki Field Mechanical Power Reserve$1,025
Full specifications
Case
5 specsCategory
—
Field
Diameter
39mm
40mm
Thickness
11.5mm
11.95mm
Lug-to-Lug
—
48mm
Water Resistance
50m
100m
Crystal & Dial
2 specsCrystal
—
Sapphire
Dial Color
Sweet Orange
White
Movement
2 specsCaliber
ETA 7001
H-23
Power Reserve
—
40h
Pricing
1 specsMSRP
$1,045
$1,025
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