Side by side

Aera Instruments M-1vsIslander 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.

M-1
Aera InstrumentsM-1
Islander Bayport Automatic Dive Watch with Blue Wave Dial #ISL-311
IslanderIslander Bayport Automatic Dive Watch with Blue Wave Dial #ISL-311
MSRP $399

At a glance

16 of 29 specs differ
Diameter
M-139mm
Islander Bayport Automatic Dive Watch with Blue Wave Dial #ISL-31140mm
Power Reserve
M-142h
Islander Bayport Automatic Dive Watch with Blue Wave Dial #ISL-311—
Water Resistance
M-1100m
Islander Bayport Automatic Dive Watch with Blue Wave Dial #ISL-311200m
MSRP
M-1—
Islander Bayport Automatic Dive Watch with Blue Wave Dial #ISL-311$399

Full specifications

Case

6 specs
Category
—
Diver
Diameter
39mm
40mm
Thickness
13.14mm
13.5mm
Lug-to-Lug
47.6mm
48mm
Finish
Brushed and polished
—
Water Resistance
100m
200m

Crystal & Dial

4 specs
AR Coating
Inner
Yes
Dial Color
Dune
—
Indices
Applied
—
Lume
Super-LumiNova
None

Movement

5 specs
Caliber
Sellita SW216-1
Seiko NH35
Type
Manual
Automatic
Beat Rate
28,800 vph
0 vph
Power Reserve
42h
0h
Jewels
25
0

Pricing

1 specs
MSRP
—
$399

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