Side by side
Serket Watch Co ReefvsSeiko 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.
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At a glance
14 of 29 specs differDiameter
Reef46mm
Prospex Sea 1970 Heritage Diver's Save the Ocean Special Edition42.7mm
Power Reserve
Reef38h
Prospex Sea 1970 Heritage Diver's Save the Ocean Special Edition70h
Water Resistance
Reef300m
Prospex Sea 1970 Heritage Diver's Save the Ocean Special Edition200m
MSRP
Reef$899
Prospex Sea 1970 Heritage Diver's Save the Ocean Special Edition$1,350
Full specifications
Case
6 specsCategory
—
Diver
Diameter
46mm
42.7mm
Thickness
14mm
13.2mm
Lug-to-Lug
52mm
46.4mm
Lug Width
24mm
20mm
Water Resistance
300m
200m
Crystal & Dial
4 specsCrystal Shape
—
Curved
AR Coating
—
Anti-reflective coating on inner surface
Dial Color
Black
—
Lume
None
LumiBrite on hands, index(es) and bezel
Movement
3 specsCaliber
Sellita SW200-1
Seiko 6R35
Power Reserve
38h
70h
Jewels
0
24
Pricing
1 specsMSRP
$899
$1,350
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