Side by side
Sheffield 1AvsWilliam Wood Beacon
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
11 of 29 specs differDiameter
1A40mm
Beacon41mm
Power Reserve
1A—
Beacon40h
Water Resistance
1A200m
Beacon50m
MSRP
1A$223
Beacon$495
Full specifications
Case
5 specsCategory
Diver
Dress
Diameter
40mm
41mm
Thickness
12.8mm
11mm
Lug-to-Lug
46mm
41mm
Water Resistance
200m
50m
Crystal & Dial
2 specsDial Color
White/Blue
Blue
Lume
Swiss blue lume
None
Movement
3 specsCaliber
Seiko NH35A
Ronda 762
Type
Automatic
Quartz
Power Reserve
—
40h
Pricing
1 specsMSRP
$223
$495
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