Side by side
Riley Watch Co Heritage AutomaticvsZero West M1 Series
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
7 of 29 specs differDiameter
Heritage Automatic40mm
M1 Series41mm
Power Reserve
Heritage Automatic40h
M1 Series41h
Water Resistance
Heritage Automatic50m
M1 Series100m
MSRP
Heritage Automatic$401
M1 Series$3,600
Full specifications
Case
4 specsDiameter
40mm
41mm
Thickness
11mm
13.5mm
Lug Width
20mm
22mm
Water Resistance
50m
100m
Movement
2 specsCaliber
Miyota 8N24
Sellita SW200-1
Power Reserve
40h
41h
Pricing
1 specsMSRP
—
$3,600
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