Side by side
Seiko Prospex Marinemaster Marinemaster 1968 Heritage Diver's WatchvsShiro Kara RCF Stormtrooper
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 Diver's Watch42.6mm
RCF Stormtrooper39mm
Power Reserve
Prospex Marinemaster Marinemaster 1968 Heritage Diver's Watch72h
RCF Stormtrooper41h
Water Resistance
Prospex Marinemaster Marinemaster 1968 Heritage Diver's Watch300m
RCF Stormtrooper100m
MSRP
Prospex Marinemaster Marinemaster 1968 Heritage Diver's Watch$3,600
RCF Stormtrooper$448
Full specifications
Case
6 specsCategory
Diver
—
Diameter
42.6mm
39mm
Thickness
14.1mm
11.9mm
Lug-to-Lug
49.3mm
47.5mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
300m
100m
Crystal & Dial
4 specsCrystal Shape
Curved
Flat
AR Coating
Anti-reflective coating on inner surface
Inner
Dial Color
Black
—
Lume
LumiBrite on hands, index(es) and bezel
None
Movement
3 specsCaliber
8L45
Seiko NH35
Power Reserve
72h
41h
Jewels
35
25
Pricing
1 specsMSRP
$3,600
$448
More watches worth a look
Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.
Follow this matchup
Get a note when Seiko Prospex Marinemaster Marinemaster 1968 Heritage Diver's Watch vs Shiro Kara RCF Stormtrooper gets more votes, a community discussion, or a price drop. No account needed.
People also compared
Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.
Echo/Neutra Cristallo Professional Diver 500mvsShiro Kara RCF StormtrooperGeckota PhalanxvsShiro Kara RCF StormtrooperGeckota Sea-Hunter Dive WatchvsShiro Kara RCF StormtrooperBorealis Watch Co. JamantavsShiro Kara RCF StormtrooperFilippo Loreti Watches AquadivervsSeiko Prospex Marinemaster Marinemaster 1968 Heritage Diver's WatchSeiko Prospex Marinemaster Marinemaster 1968 Heritage Diver's WatchvsRaven Custom 39mm Diver