Side by side

Aigi Watches 1RSUvsIslander 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.

Add a watch
1RSU
Aigi Watches1RSU
MSRP $910
Islander Bayport Automatic Dive Watch with Blue Wave Dial #ISL-311
IslanderIslander Bayport Automatic Dive Watch with Blue Wave Dial #ISL-311
MSRP $399
Buy from Aigi Watches ↗
Buy used on eBay ↗
Buy from Islander ↗
Buy used on eBay ↗

At a glance

12 of 29 specs differ
Diameter
1RSU40mm
Islander Bayport Automatic Dive Watch with Blue Wave Dial #ISL-31140mm
Power Reserve
1RSU40h
Islander Bayport Automatic Dive Watch with Blue Wave Dial #ISL-311—
Water Resistance
1RSU200m
Islander Bayport Automatic Dive Watch with Blue Wave Dial #ISL-311200m
MSRP
1RSU$910
Islander Bayport Automatic Dive Watch with Blue Wave Dial #ISL-311$399

Full specifications

Case

4 specs
Category
—
Diver
Thickness
12mm
13.5mm
Lug-to-Lug
46mm
48mm
Finish
Brushed and polished
—

Crystal & Dial

3 specs
AR Coating
Inner
Yes
Dial Color
black
—
Indices
Applied
—

Movement

4 specs
Caliber
Miyota 9075
Seiko NH35
Beat Rate
28,800 vph
0 vph
Power Reserve
40h
0h
Jewels
25
0

Pricing

1 specs
MSRP
$910
$399
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.

Duckworth Prestex Broadgate GMT Automatic
Duckworth Prestexmicro

Broadgate GMT Automatic

5 variantsRef. broadgate-gmt
40mm·Automatic·200m WR
$895MSRP
—Used
Zelos Swordfish 3
Zelosmicro

Swordfish 3

40/42mm
2 watches · 35 variantsSwordfish
40/42mm·Automatic·200m WR
$399MSRP
—Used
TSAO Baltimore Limited Edition RedBar Baltimore
TSAO Baltimoremicro

Limited Edition RedBar Baltimore

Ref. redbar-baltimore-le
39mm·Automatic·200m WR
$900MSRP
—Used
William Wood Fearless
William Woodmicro

Fearless

3 variantsFearless
39mm·Automatic·100m WR
$920MSRP
—Used
TSAO Baltimore LE DOW - Meteorite
TSAO Baltimoremicro

LE DOW - Meteorite

Ref. le-dow-meteorite
39mm·Automatic·200m WR
$750MSRP
—Used
Sheffield 1A
Sheffieldmicro

1A

2 variantsRef. diver-1a-40mm-white
40mm·Automatic·200m WR
$223MSRP
—Used
Henry Archer Verden GMT
Henry Archermicro

Verden GMT

11 variantsVerden GMT
39mm·Automatic·200m WR
$5,199MSRP
—Used
Jack Mason Strat-o-timer GMT
Jack Masonmicro

Strat-o-timer GMT

7 variantsRef. strat-o-timer-frontier-gmt-alpine
40mm·Automatic·200m WR
$1,099MSRP
—Used
All alternatives to the 1RSU →All alternatives to the Islander Bayport Automatic Dive Watch with Blue Wave Dial #ISL-311 →
Explore the full catalog

Follow this matchup

Get a note when Aigi Watches 1RSU vs Islander Bayport Automatic Dive Watch with Blue Wave Dial #ISL-311 gets more votes, a community discussion, or a price drop. No account needed.

Adjacent matchups

People also compared

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

Duckworth Prestex Broadgate GMT AutomaticvsIslander Bayport Automatic Dive Watch with Blue Wave Dial #ISL-311Islander Bayport Automatic Dive Watch with Blue Wave Dial #ISL-311vsTSAO Baltimore Limited Edition RedBar BaltimoreIslander Bayport Automatic Dive Watch with Blue Wave Dial #ISL-311vsTSAO Baltimore LE DOW - MeteoriteHenry Archer Verden GMTvsIslander Bayport Automatic Dive Watch with Blue Wave Dial #ISL-311Aigi Watches 1RSUvsZelos Swordfish 3Aigi Watches 1RSUvsWilliam Wood Fearless
Edit this comparisonAdd another watchExplore more 39–41mm watches