Side by side
Seestern S450 Ocean StarvsSheffield Allsport Diver 1
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
12 of 29 specs differDiameter
S450 Ocean Star40mm
Allsport Diver 140mm
Power Reserve
S450 Ocean Star41h
Allsport Diver 1—
Water Resistance
S450 Ocean Star100m
Allsport Diver 1200m
MSRP
S450 Ocean Star$299
Allsport Diver 1—
Full specifications
Case
4 specsThickness
12mm
13mm
Lug Width
20mm
—
Material
316L Stainless Steel
Stainless Steel
Water Resistance
100m
200m
Crystal & Dial
2 specsDial Color
White
Blue
Lume
Tritium
None
Movement
5 specsCaliber
TMI NH35A
Seiko NH35
Beat Rate
21,600 vph
28,800 vph
Power Reserve
41h
—
Jewels
24
25
Complications
GMT, Date
None
Pricing
1 specsMSRP
$299
—
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