Side by side
Seiko Prospex Marinemaster Marinemaster 1968 Heritage JAMSTEC Limited EditionvsStewart Dawson Royal Marines
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 1968 Heritage JAMSTEC Limited Edition42.6mm
Royal Marines42mm
Power Reserve
Prospex Marinemaster Marinemaster 1968 Heritage JAMSTEC Limited Edition72h
Royal Marines41h
Water Resistance
Prospex Marinemaster Marinemaster 1968 Heritage JAMSTEC Limited Edition300m
Royal Marines100m
MSRP
Prospex Marinemaster Marinemaster 1968 Heritage JAMSTEC Limited Edition$3,900
Royal Marines$1,451
Full specifications
Case
6 specsCategory
Diver
—
Diameter
42.6mm
42mm
Thickness
14.1mm
12.5mm
Lug-to-Lug
49.3mm
48mm
Lug Width
20mm
—
Water Resistance
300m
100m
Crystal & Dial
4 specsCrystal Shape
Curved
Flat
AR Coating
Anti-reflective coating on inner surface
Inner
Dial Color
Black
Green
Lume
LumiBrite on hands, index(es) and bezel
Super-LumiNova
Movement
3 specsCaliber
8L45
Sellita SW200
Power Reserve
72h
41h
Jewels
35
25
Pricing
1 specsMSRP
$3,900
—
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