Side by side
Hamilton Khaki Aviation X-Wind Day Date AutovsPraesidus 42mm Automatic
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
10 of 29 specs differDiameter
Khaki Aviation X-Wind Day Date Auto45mm
42mm Automatic38mm
Power Reserve
Khaki Aviation X-Wind Day Date Auto80h
42mm Automatic—
Water Resistance
Khaki Aviation X-Wind Day Date Auto100m
42mm Automatic100m
MSRP
Khaki Aviation X-Wind Day Date Auto$1,375
42mm Automatic$680
Full specifications
Case
6 specsCategory
Pilot
Field
Diameter
45mm
38mm
Thickness
12.8mm
11mm
Lug-to-Lug
54mm
45mm
Lug Width
22mm
18mm
Material
Stainless Steel
316L Stainless Steel
Crystal & Dial
1 specsDial Color
Green
42mm Automatic
Movement
2 specsCaliber
Hamilton H-30
Seiko NH35
Power Reserve
80h
0h
Pricing
1 specsMSRP
$1,375
$680
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