Side by side
Lum-Tec B72vsHamilton Khaki Aviation X-Wind GMT Chrono Quartz
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
10 of 29 specs differDiameter
B7244mm
Khaki Aviation X-Wind GMT Chrono Quartz46mm
Power Reserve
B7240h
Khaki Aviation X-Wind GMT Chrono Quartz40h
Water Resistance
B72200m
Khaki Aviation X-Wind GMT Chrono Quartz100m
MSRP
B72$506
Khaki Aviation X-Wind GMT Chrono Quartz$1,245
Full specifications
Case
6 specsCategory
Sport
Pilot
Diameter
44mm
46mm
Thickness
—
13.75mm
Lug-to-Lug
51.5mm
46mm
Material
316L Stainless Steel (DLC coated)
Stainless Steel
Water Resistance
200m
100m
Crystal & Dial
2 specsCrystal
Domed Sapphire
Sapphire
Dial Color
B72
Black
Movement
1 specsCaliber
Ronda 515
G10.962
Pricing
1 specsMSRP
$506
$1,245
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