Side by side
Seestern S450 Ocean StarvsTSAO Baltimore Founders Edition Bronze-Grey
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
13 of 29 specs differDiameter
S450 Ocean Star40mm
Founders Edition Bronze-Grey42mm
Power Reserve
S450 Ocean Star41h
Founders Edition Bronze-Grey42h
Water Resistance
S450 Ocean Star100m
Founders Edition Bronze-Grey100m
MSRP
S450 Ocean Star$299
Founders Edition Bronze-Grey$425
Full specifications
Case
5 specsCategory
Diver
—
Diameter
40mm
42mm
Thickness
12mm
14mm
Lug-to-Lug
48mm
50mm
Material
316L Stainless Steel
Stainless Steel
Crystal & Dial
2 specsDial Color
White
—
Lume
Tritium
None
Movement
5 specsCaliber
TMI NH35A
Miyota 9015
Beat Rate
21,600 vph
28,800 vph
Power Reserve
41h
42h
Jewels
24
25
Complications
GMT, Date
None
Pricing
1 specsMSRP
$299
$425
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