Side by side
Riley Watch Co Heritage AutomaticvsSmiths Armstrong Siddeley
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
10 of 29 specs differDiameter
Heritage Automatic40mm
Armstrong Siddeley42mm
Power Reserve
Heritage Automatic40h
Armstrong Siddeley—
Water Resistance
Heritage Automatic50m
Armstrong Siddeley100m
MSRP
Heritage Automatic$401
Armstrong Siddeley$980
Full specifications
Case
5 specsDiameter
40mm
42mm
Thickness
11mm
12mm
Lug-to-Lug
46mm
52mm
Lug Width
20mm
22mm
Water Resistance
50m
100m
Crystal & Dial
1 specsDial Color
—
Cream
Movement
3 specsCaliber
Miyota 8N24
Unitas 6498
Type
Automatic
Manual
Power Reserve
40h
—
Pricing
1 specsMSRP
—
$980
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