Side by side
Helgray Poseidon Diver (Automatic)vsSeestern S471 Double Crown Diver
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
11 of 29 specs differDiameter
Poseidon Diver (Automatic)40mm
S471 Double Crown Diver38mm
Power Reserve
Poseidon Diver (Automatic)40h
S471 Double Crown Diver35h+h
Water Resistance
Poseidon Diver (Automatic)300m
S471 Double Crown Diver100m
MSRP
Poseidon Diver (Automatic)$249
S471 Double Crown Diver$179
Full specifications
Case
4 specsDiameter
40mm
38mm
Lug-to-Lug
46mm
40.3mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
300m
100m
Crystal & Dial
1 specsDial Color
Black
Blue
Movement
5 specsCaliber
NH35 Warranty
Miyota 8215
Beat Rate
28,800 vph
3 vph
Power Reserve
40h
35h+h
Jewels
25
21
Complications
None
Date
Pricing
1 specsMSRP
$249
$179
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