Side by side
Hamilton Khaki Field Mechanical Power ReservevsNaga Watches Opera
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 Field Mechanical Power Reserve40mm
Opera39mm
Power Reserve
Khaki Field Mechanical Power Reserve40h
Opera—
Water Resistance
Khaki Field Mechanical Power Reserve100m
Opera100m
MSRP
Khaki Field Mechanical Power Reserve$1,025
Opera$917
Full specifications
Case
5 specsCategory
Field
—
Diameter
40mm
39mm
Thickness
11.95mm
10mm
Lug-to-Lug
48mm
—
Lug Width
20mm
—
Crystal & Dial
1 specsDial Color
White
Lapislazuli
Movement
3 specsCaliber
H-23
Miyota 9039
Type
Manual
Automatic
Power Reserve
40h
—
Pricing
1 specsMSRP
$1,025
—
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