Side by side
Seiko Prospex SeavsIslander Islander Bayport Automatic Dive Watch with Blue Wave Dial #ISL-311
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
14 of 29 specs differDiameter
Prospex Sea42mm
Islander Bayport Automatic Dive Watch with Blue Wave Dial #ISL-31140mm
Power Reserve
Prospex Sea72h
Islander Bayport Automatic Dive Watch with Blue Wave Dial #ISL-311—
Water Resistance
Prospex Sea300m
Islander Bayport Automatic Dive Watch with Blue Wave Dial #ISL-311200m
MSRP
Prospex Sea—
Islander Bayport Automatic Dive Watch with Blue Wave Dial #ISL-311$399
Full specifications
Case
5 specsDiameter
42mm
40mm
Thickness
13.3mm
13.5mm
Lug-to-Lug
48.6mm
48mm
Finish
Brushed and polished
—
Water Resistance
300m
200m
Crystal & Dial
4 specsAR Coating
Anti-reflective coating on inner surface
Yes
Dial Color
Black
—
Indices
Applied
—
Lume
LumiBrite on hands, index(es) and bezel
None
Movement
4 specsCaliber
6R54
Seiko NH35
Beat Rate
28,800 vph
0 vph
Power Reserve
72h
0h
Jewels
24
0
Pricing
1 specsMSRP
—
$399
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