Side by side
Hamilton Khaki Field Mechanical Power ReservevsOak & Oscar The Olmsted Windup Edition
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
15 of 29 specs differDiameter
Khaki Field Mechanical Power Reserve40mm
The Olmsted Windup Edition38mm
Power Reserve
Khaki Field Mechanical Power Reserve—
The Olmsted Windup Edition50h
Water Resistance
Khaki Field Mechanical Power Reserve100m
The Olmsted Windup Edition100m
MSRP
Khaki Field Mechanical Power Reserve$1,025
The Olmsted Windup Edition$1,775
Full specifications
Case
5 specsDiameter
40mm
38mm
Thickness
11.95mm
10.8mm
Lug-to-Lug
48mm
44.9mm
Material
Stainless Steel
316L Stainless Steel
Caseback
—
Engraved
Crystal & Dial
4 specsCrystal Shape
—
Double-domed
AR Coating
—
Underside
Dial Color
White
Grey
Lume
None
Super-LumiNova
Movement
5 specsCaliber
H-23
Sellita SW300-1
Type
Manual
Automatic
Beat Rate
0 vph
4 vph
Power Reserve
0h
50h
Complications
None
GMT, Chronograph, Date
Pricing
1 specsMSRP
$1,025
$1,775
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