Side by side
Sheffield Deep Gray 300vsSeiko Prospex Sea 1970 Heritage Diver's Save the Ocean Special Edition
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
14 of 29 specs differDiameter
Deep Gray 30042mm
Prospex Sea 1970 Heritage Diver's Save the Ocean Special Edition42.7mm
Power Reserve
Deep Gray 30040h
Prospex Sea 1970 Heritage Diver's Save the Ocean Special Edition70h
Water Resistance
Deep Gray 300300m
Prospex Sea 1970 Heritage Diver's Save the Ocean Special Edition200m
MSRP
Deep Gray 300$258
Prospex Sea 1970 Heritage Diver's Save the Ocean Special Edition$1,350
Full specifications
Case
6 specsCategory
—
Diver
Diameter
42mm
42.7mm
Thickness
13.8mm
13.2mm
Lug-to-Lug
52mm
46.4mm
Lug Width
22mm
20mm
Water Resistance
300m
200m
Crystal & Dial
4 specsCrystal Shape
Flat
Curved
AR Coating
Inner
Anti-reflective coating on inner surface
Dial Color
—
Black
Lume
None
LumiBrite on hands, index(es) and bezel
Movement
3 specsCaliber
Seiko NH35
6R35
Power Reserve
40h
70h
Jewels
25
24
Pricing
1 specsMSRP
—
$1,350
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