Side by side

Islander Islander Bayport Automatic Dive Watch with Blue Wave Dial #ISL-311vsSeiko 5 Sports Field series

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

Islander Bayport Automatic Dive Watch with Blue Wave Dial #ISL-311
IslanderIslander Bayport Automatic Dive Watch with Blue Wave Dial #ISL-311
MSRP $399
5 Sports Field series
Seiko5 Sports Field series
MSRP $450

At a glance

17 of 29 specs differ
Diameter
Islander Bayport Automatic Dive Watch with Blue Wave Dial #ISL-31140mm
5 Sports Field series39.4mm
Power Reserve
Islander Bayport Automatic Dive Watch with Blue Wave Dial #ISL-311—
5 Sports Field series41h
Water Resistance
Islander Bayport Automatic Dive Watch with Blue Wave Dial #ISL-311200m
5 Sports Field series100m
MSRP
Islander Bayport Automatic Dive Watch with Blue Wave Dial #ISL-311$399
5 Sports Field series$450

Full specifications

Case

6 specs
Category
Diver
GMT
Diameter
40mm
39.4mm
Thickness
13.5mm
13.6mm
Lug-to-Lug
48mm
47.9mm
Finish
—
Brushed and polished
Water Resistance
200m
100m

Crystal & Dial

6 specs
Crystal
Sapphire
Hardlex
Crystal Shape
Flat
Curved
AR Coating
Yes
Inner
Dial Color
—
Black
Indices
—
Applied
Lume
None
LumiBrite on hands and index(es)

Movement

4 specs
Caliber
Seiko NH35
4R34
Beat Rate
0 vph
28,800 vph
Power Reserve
0h
41h
Jewels
0
24

Pricing

1 specs
MSRP
$399
$450

Follow this matchup

Get a note when Islander Bayport Automatic Dive Watch with Blue Wave Dial #ISL-311 vs Seiko 5 Sports Field series gets more votes, a community discussion, or a price drop. No account needed.

Keep exploring

More watches worth a look

Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.

Zelos Swordfish 3
Zelosmicro

Swordfish 3

40/42mm
2 watches · 35 variantsSwordfish
40/42mm·Automatic·200m WR
$399MSRP
—Used
Spinnaker Croft 39 GMT
Spinnakermicro

Croft 39 GMT

5 watches · 28 variantsCroft
39mm·Automatic·100m WR
$445MSRP
—Used
William Wood Fearless
William Woodmicro

Fearless

3 variantsFearless
39mm·Automatic·100m WR
$920MSRP
—Used
Wolbrook Pan4Timer Automatic
Wolbrookmicro

Pan4Timer Automatic

5 variantsPan4Timer
40mm·Automatic·150m WR
$510MSRP
—Used
Boldr The T Rex By Boldr X Nitecore
Boldrmicro

The T Rex By Boldr X Nitecore

Ref. the-t-rex-by-boldr-x-nitecore
40mm·Automatic·200m WR
$499MSRP
—Used
Boldr Globetrotter GMT
Boldrmicro

Globetrotter GMT

4 variantsRef. gmt-banff
40mm·Automatic·200m WR
$469MSRP
—Used
Wolbrook Skindiver WT Automatic
Wolbrookmicro

Skindiver WT Automatic

9 watches · 69 variantsSkindiver
40mm·Automatic·150m WR
$498MSRP
—Used
Geckota Sea-Hunter Dive Watch
Geckotamicro

Sea-Hunter Dive Watch

6 variantsSea-Hunter
40mm·Automatic·200m WR
$349MSRP
—Used
All alternatives to the Islander Bayport Automatic Dive Watch with Blue Wave Dial #ISL-311 →All alternatives to the 5 Sports Field series →
Explore the full catalog
Adjacent matchups

People also compared

Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.

Seiko 5 Sports Field seriesvsZelos Swordfish 3Seiko 5 Sports Field seriesvsWilliam Wood FearlessSeiko 5 Sports Field seriesvsBoldr The T Rex By Boldr X NitecoreBOLDR x NitecorevsSeiko 5 Sports Field seriesIslander Bayport Automatic Dive Watch with Blue Wave Dial #ISL-311vsSpinnaker Croft 39 GMTIslander Bayport Automatic Dive Watch with Blue Wave Dial #ISL-311vsWolbrook Pan4Timer Automatic
Edit this comparisonAdd another watchExplore more 38–41mm watches