Side by side
Hamilton Khaki Aviation Takeoff Auto ChronovsLum-Tec B64 Chronograph
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
11 of 29 specs differDiameter
Khaki Aviation Takeoff Auto Chrono46mm
B64 Chronograph44mm
Power Reserve
Khaki Aviation Takeoff Auto Chrono60h
B64 Chronograph40h
Water Resistance
Khaki Aviation Takeoff Auto Chrono50m
B64 Chronograph100m
MSRP
Khaki Aviation Takeoff Auto Chrono$3,575
B64 Chronograph$545
Full specifications
Case
6 specsCategory
Pilot
Chronograph
Diameter
46mm
44mm
Thickness
16.2mm
—
Lug-to-Lug
46mm
51.5mm
Material
Stainless Steel
Titanium (DLC coated)
Water Resistance
50m
100m
Crystal & Dial
2 specsCrystal
Sapphire
Domed Sapphire
Dial Color
Black
Standard
Movement
2 specsCaliber
H-31
—
Power Reserve
60h
40h
Pricing
1 specsMSRP
$3,575
$545
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