Side by side
Sugess Ocean Star S450 YMvsBorealis Watch Co. Jamanta
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
9 of 29 specs differDiameter
Ocean Star S450 YM40mm
Jamanta42.50mm
Power Reserve
Ocean Star S450 YM40h
Jamanta40h
Water Resistance
Ocean Star S450 YM300m
Jamanta300m
MSRP
Ocean Star S450 YM$449
Jamanta$415
Full specifications
Case
4 specsDiameter
40mm
42.50mm
Thickness
12mm
13.30mm
Lug-to-Lug
46mm
50.40mm
Lug Width
20mm
22mm
Crystal & Dial
1 specsLume
Tritium
BGW9
Movement
3 specsCaliber
Seiko NH35
Miyota 9015
Beat Rate
3 vph
28,800 vph
Complications
GMT, Moonphase, Date
None
Pricing
1 specsMSRP
$449
$415
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