Side by side
Sugess Ocean Star S421vsSeiko Prospex Sea Seiko Diver’s Watch 60th Anniversary Limited Edition
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
12 of 29 specs differDiameter
Ocean Star S42140mm
Prospex Sea Seiko Diver’s Watch 60th Anniversary Limited Edition40mm
Power Reserve
Ocean Star S42140h
Prospex Sea Seiko Diver’s Watch 60th Anniversary Limited Edition72h
Water Resistance
Ocean Star S421300m
Prospex Sea Seiko Diver’s Watch 60th Anniversary Limited Edition300m
MSRP
Ocean Star S421$449
Prospex Sea Seiko Diver’s Watch 60th Anniversary Limited Edition$1,400
Full specifications
Case
2 specsThickness
12.7mm
13mm
Lug-to-Lug
46mm
46.4mm
Crystal & Dial
4 specsCrystal Shape
Flat
Curved
AR Coating
Inner
Anti-reflective coating on inner surface
Dial Color
SU116610LB Black
Black
Lume
None
LumiBrite on hands, index(es) and bezel
Movement
5 specsCaliber
Seagull ST2130/Seiko NH35
6R55
Beat Rate
4 vph
28,800 vph
Power Reserve
40h
72h
Jewels
25
24
Complications
GMT, Chronograph, Moonphase, Date
None
Pricing
1 specsMSRP
$449
$1,400
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