Side by side
Sheffield 1A SCR II BluevsSeiko Prospex Sea Save the Ocean Special Edition
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
12 of 29 specs differDiameter
1A SCR II Blue40mm
Prospex Sea Save the Ocean Special Edition45mm
Power Reserve
1A SCR II Blue40h
Prospex Sea Save the Ocean Special Edition41h
Water Resistance
1A SCR II Blue200m
Prospex Sea Save the Ocean Special Edition200m
MSRP
1A SCR II Blue$278
Prospex Sea Save the Ocean Special Edition$625
Full specifications
Case
5 specsCategory
—
Diver
Diameter
40mm
45mm
Thickness
13mm
13.2mm
Lug-to-Lug
48mm
47.7mm
Lug Width
20mm
22mm
Crystal & Dial
3 specsAR Coating
Inner
Anti-reflective coating on inner surface
Dial Color
Blue
Black
Lume
None
LumiBrite on hands, index(es) and bezel
Movement
3 specsCaliber
Seiko NH35
4R36
Power Reserve
40h
41h
Jewels
25
24
Pricing
1 specsMSRP
—
$625
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