Side by side
Sheffield 1A SCR II BluevsSynchron 70s Military
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
8 of 29 specs differDiameter
1A SCR II Blue40mm
70s Military42mm
Power Reserve
1A SCR II Blue40h
70s Military40h
Water Resistance
1A SCR II Blue200m
70s Military300m
MSRP
1A SCR II Blue$278
70s Military—
Full specifications
Case
5 specsDiameter
40mm
42mm
Thickness
13mm
12.5mm
Lug-to-Lug
48mm
45mm
Lug Width
20mm
—
Water Resistance
200m
300m
Crystal & Dial
1 specsDial Color
Blue
Black
Movement
1 specsCaliber
Seiko NH35
Sellita SW200
Pricing
1 specsMSRP
—
—
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