Side by side
Sugess Ocean Star S450 YMvsYema Skin Diver CMM.20
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
11 of 29 specs differDiameter
Ocean Star S450 YM40mm
Skin Diver CMM.2039.5mm
Power Reserve
Ocean Star S450 YM40h
Skin Diver CMM.2040h
Water Resistance
Ocean Star S450 YM300m
Skin Diver CMM.20200m
MSRP
Ocean Star S450 YM$449
Skin Diver CMM.20$2,372
Full specifications
Case
5 specsDiameter
40mm
39.5mm
Thickness
12mm
11.5mm
Lug-to-Lug
46mm
47mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
300m
200m
Crystal & Dial
2 specsCrystal
Sapphire
Domed Sapphire
Lume
Tritium
None
Movement
3 specsCaliber
Seiko NH35
Yema CMM.20
Beat Rate
3 vph
28,800 vph
Complications
GMT, Moonphase, Date
None
Pricing
1 specsMSRP
$449
$2,372
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