Side by side
Sheffield 1A SCR II BluevsSeiko Alpinist
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
11 of 29 specs differDiameter
1A SCR II Blue40mm
Alpinist39.5mm
Power Reserve
1A SCR II Blue40h
Alpinist70h
Water Resistance
1A SCR II Blue200m
Alpinist200m
MSRP
1A SCR II Blue$278
Alpinist$750
Full specifications
Case
4 specsCategory
—
Field
Diameter
40mm
39.5mm
Thickness
13mm
13.2mm
Lug-to-Lug
48mm
46.4mm
Crystal & Dial
3 specsAR Coating
Inner
Anti-reflective coating on inner surface
Dial Color
Blue
Black
Lume
None
LumiBrite on hands and index(es)
Movement
3 specsCaliber
Seiko NH35
6R35
Power Reserve
40h
70h
Jewels
25
24
Pricing
1 specsMSRP
—
$750
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