Side by side
Islander Islander Bayport Automatic Dive Watch with Blue Wave Dial #ISL-311vsSeiko 5KX
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
16 of 29 specs differDiameter
Islander Bayport Automatic Dive Watch with Blue Wave Dial #ISL-31140mm
5KX42.5mm
Power Reserve
Islander Bayport Automatic Dive Watch with Blue Wave Dial #ISL-311—
5KX41h
Water Resistance
Islander Bayport Automatic Dive Watch with Blue Wave Dial #ISL-311200m
5KX100m
MSRP
Islander Bayport Automatic Dive Watch with Blue Wave Dial #ISL-311$399
5KX$350
Full specifications
Case
6 specsDiameter
40mm
42.5mm
Thickness
13.5mm
13.4mm
Lug-to-Lug
48mm
46mm
Lug Width
20mm
22mm
Finish
—
Brushed and polished
Water Resistance
200m
100m
Crystal & Dial
5 specsCrystal
Sapphire
Hardlex
AR Coating
Yes
Inner
Dial Color
—
Black
Indices
—
Applied
Lume
None
LumiBrite on hands and index(es)
Movement
4 specsCaliber
Seiko NH35
4R36
Beat Rate
0 vph
28,800 vph
Power Reserve
0h
41h
Jewels
0
24
Pricing
1 specsMSRP
$399
$350
More watches worth a look
Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.
Follow this matchup
Get a note when Islander Bayport Automatic Dive Watch with Blue Wave Dial #ISL-311 vs Seiko 5KX gets more votes, a community discussion, or a price drop. No account needed.
People also compared
Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.
Seiko 5KXvsZelos Swordfish 3Seiko 5KXvsWilliam Wood FearlessSheffield 1AvsSeiko 5KXSheffield 1A diver ~40mm 3-hand, Arabic numerals (12/3/6/9), no datevsSeiko 5KXSpinnaker Golden EclipsevsIslander Bayport Automatic Dive Watch with Blue Wave Dial #ISL-311Islander Bayport Automatic Dive Watch with Blue Wave Dial #ISL-311vsSpinnaker Hull Commander











