Side by side
Seiko Prospex Marinemaster Marinemaster 1965 Heritage Diver's WatchvsVaer D4 Outerknown Solar Diver
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
14 of 29 specs differDiameter
Prospex Marinemaster Marinemaster 1965 Heritage Diver's Watch39.5mm
D4 Outerknown Solar Diver39mm
Power Reserve
Prospex Marinemaster Marinemaster 1965 Heritage Diver's Watch45h
D4 Outerknown Solar Diver40h
Water Resistance
Prospex Marinemaster Marinemaster 1965 Heritage Diver's Watch200m
D4 Outerknown Solar Diver200m
MSRP
Prospex Marinemaster Marinemaster 1965 Heritage Diver's Watch$2,800
D4 Outerknown Solar Diver$549
Full specifications
Case
4 specsDiameter
39.5mm
39mm
Thickness
12.3mm
13.18mm
Lug-to-Lug
47.2mm
46mm
Material
Stainless Steel
316L Stainless Steel
Crystal & Dial
5 specsCrystal
Sapphire
Domed Sapphire
Crystal Shape
Box
Flat
AR Coating
Anti-reflective coating on inner surface
Inner
Dial Color
Black
Blue
Lume
LumiBrite on hands, index(es) and bezel
None
Movement
4 specsCaliber
6L37
—
Type
Automatic
Quartz
Power Reserve
45h
40h
Jewels
26
25
Pricing
1 specsMSRP
$2,800
$549
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