Side by side
Seiko Prospex Marinemaster Marinemaster 1968 Heritage Diver's WatchvsZRC 1904 IRIDIUM -METAL
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
12 of 29 specs differDiameter
Prospex Marinemaster Marinemaster 1968 Heritage Diver's Watch42.6mm
IRIDIUM -METAL41.5mm
Power Reserve
Prospex Marinemaster Marinemaster 1968 Heritage Diver's Watch50h
IRIDIUM -METAL56h
Water Resistance
Prospex Marinemaster Marinemaster 1968 Heritage Diver's Watch300m
IRIDIUM -METAL1,000m
MSRP
Prospex Marinemaster Marinemaster 1968 Heritage Diver's Watch$2,900
IRIDIUM -METAL$3,790
Full specifications
Case
5 specsCategory
Diver
—
Diameter
42.6mm
41.5mm
Thickness
13.4mm
—
Lug-to-Lug
49.3mm
46mm
Water Resistance
300m
1000m
Crystal & Dial
3 specsCrystal Shape
Curved
Flat
AR Coating
Anti-reflective coating on inner surface
Inner
Lume
LumiBrite on hands, index(es) and bezel
None
Movement
3 specsCaliber
8L35
Sellita SW300-1
Power Reserve
50h
56h
Jewels
26
25
Pricing
1 specsMSRP
$2,900
$3,790
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