Side by side
ANGLES Watches The KOI-5vsBoderry WINDMILL - Original Skeleton Hi-beat with 72 hrs Power-reserve Automatic Watch
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
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At a glance
7 of 29 specs differDiameter
The KOI-541mm
WINDMILL - Original Skeleton Hi-beat with 72 hrs Power-reserve Automatic Watch40mm
Power Reserve
The KOI-536h
WINDMILL - Original Skeleton Hi-beat with 72 hrs Power-reserve Automatic Watch72h
Water Resistance
The KOI-550m
WINDMILL - Original Skeleton Hi-beat with 72 hrs Power-reserve Automatic Watch50m
MSRP
The KOI-5$560
WINDMILL - Original Skeleton Hi-beat with 72 hrs Power-reserve Automatic Watch$225
Full specifications
Case
3 specsDiameter
41mm
40mm
Thickness
8.8mm
12mm
Material
Titanium
Stainless Steel
Crystal & Dial
1 specsDial Color
—
—
Movement
2 specsCaliber
Miyota 9039
Hangzhou 7570
Power Reserve
36h
72h
Pricing
1 specsMSRP
$560
$225
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