Side by side

Borealis Watch Co. LusitanovsIslander 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.

Lusitano
Borealis Watch Co.Lusitano
MSRP $350
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

15 of 29 specs differ
Diameter
Lusitano39mm
Islander Bayport Automatic Dive Watch with Blue Wave Dial #ISL-31140mm
Power Reserve
Lusitano60h
Islander Bayport Automatic Dive Watch with Blue Wave Dial #ISL-311—
Water Resistance
Lusitano100m
Islander Bayport Automatic Dive Watch with Blue Wave Dial #ISL-311200m
MSRP
Lusitano$350
Islander Bayport Automatic Dive Watch with Blue Wave Dial #ISL-311$399

Full specifications

Case

6 specs
Category
Dress
Diver
Diameter
39mm
40mm
Thickness
12.60mm
13.5mm
Lug-to-Lug
47mm
48mm
Finish
Brushed and polished
—
Water Resistance
100m
200m

Crystal & Dial

4 specs
AR Coating
Inner
Yes
Dial Color
Black
—
Indices
Applied
—
Lume
Yes
None

Movement

4 specs
Caliber
Miyota 8315
Seiko NH35
Beat Rate
28,800 vph
0 vph
Power Reserve
60h
0h
Jewels
25
0

Pricing

1 specs
MSRP
$350
$399

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