Side by side
Islander Islander Rocky Point PVD Analog-Digital Watch with Black Dial #ISL-331vsHelgray Poseidon Diver (Automatic)
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
18 of 29 specs differDiameter
Islander Rocky Point PVD Analog-Digital Watch with Black Dial #ISL-33143mm
Poseidon Diver (Automatic)40mm
Power Reserve
Islander Rocky Point PVD Analog-Digital Watch with Black Dial #ISL-331—
Poseidon Diver (Automatic)40h
Water Resistance
Islander Rocky Point PVD Analog-Digital Watch with Black Dial #ISL-331100m
Poseidon Diver (Automatic)300m
MSRP
Islander Rocky Point PVD Analog-Digital Watch with Black Dial #ISL-331$329
Poseidon Diver (Automatic)$249
Full specifications
Case
9 specsCategory
Sport
Diver
Diameter
43mm
40mm
Thickness
11.2mm
12mm
Lug-to-Lug
0mm
46mm
Lug Width
22mm
20mm
Material
PVD Stainless Steel
Stainless Steel
Finish
—
Brushed and polished
Water Resistance
100m
300m
Caseback
Screw-down
Solid
Crystal & Dial
3 specsAR Coating
Underside
Inner
Dial Color
—
Black
Indices
—
Applied
Movement
5 specsCaliber
Ronda Quartz
NH35 Warranty
Type
Quartz
Automatic
Beat Rate
0 vph
28,800 vph
Power Reserve
0h
40h
Jewels
0
25
Pricing
1 specsMSRP
$329
$249
Follow this matchup
Get a note when Islander Rocky Point PVD Analog-Digital Watch with Black Dial #ISL-331 vs Helgray Poseidon Diver (Automatic) gets more votes, a community discussion, or a price drop. No account needed.
More watches worth a look
Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.
People also compared
Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.
Smith & Bradley Atlantis A2 QuartzvsHelgray Poseidon Diver (Automatic)Helgray Poseidon Diver (Automatic)vsSmith & Bradley SANS-13 TacticalSmith & Bradley Atlantis A2 GMTvsHelgray Poseidon Diver (Automatic)Citizen Promaster Land U822vsHelgray Poseidon Diver (Automatic)Islander Rocky Point PVD Analog-Digital Watch with Black Dial #ISL-331vsGalo Super200 Dark EditionIslander Rocky Point PVD Analog-Digital Watch with Black Dial #ISL-331vsVaer D5 Tropic Auto











