Side by side
Sheffield 1AvsUgly Watch Co Adamas Aster
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
10 of 29 specs differDiameter
1A40mm
Adamas Aster42mm
Power Reserve
1A—
Adamas Aster40h
Water Resistance
1A200m
Adamas Aster100m
MSRP
1A$223
Adamas Aster$1,160
Full specifications
Case
4 specsCategory
Diver
—
Diameter
40mm
42mm
Thickness
12.8mm
12mm
Water Resistance
200m
100m
Crystal & Dial
3 specsAR Coating
Inner
Yes
Dial Color
White/Blue
Black Mother of Pearl
Lume
Swiss blue lume
None
Movement
2 specsCaliber
Seiko NH35A
Miyota 9015
Power Reserve
—
40h
Pricing
1 specsMSRP
$223
$1,160
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