Side by side

Borealis Watch Co. Porto CovovsIslander Islander Automatic Turtle Dive Watch with Blue Dial #ISL-301

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

Porto Covo
Borealis Watch Co.Porto Covo
MSRP $415
Islander Automatic Turtle Dive Watch with Blue Dial #ISL-301
IslanderIslander Automatic Turtle Dive Watch with Blue Dial #ISL-301
MSRP $399

At a glance

17 of 29 specs differ
Diameter
Porto Covo40mm
Islander Automatic Turtle Dive Watch with Blue Dial #ISL-30145mm
Power Reserve
Porto Covo40h
Islander Automatic Turtle Dive Watch with Blue Dial #ISL-301—
Water Resistance
Porto Covo300m
Islander Automatic Turtle Dive Watch with Blue Dial #ISL-301200m
MSRP
Porto Covo$415
Islander Automatic Turtle Dive Watch with Blue Dial #ISL-301$399

Full specifications

Case

7 specs
Diameter
40mm
45mm
Thickness
11.6mm
15mm
Lug-to-Lug
42.5mm
47mm
Lug Width
20mm
22mm
Finish
Brushed and polished
—
Water Resistance
300m
200m
Caseback
Solid
Embossed screw-in caseback

Crystal & Dial

5 specs
Crystal Shape
Flat
Double Domed
AR Coating
Inner
Underside
Dial Color
Black
—
Indices
Applied
—
Lume
BGW9
None

Movement

4 specs
Caliber
Miyota 9039
Seiko NH36
Beat Rate
28,800 vph
0 vph
Power Reserve
40h
0h
Jewels
25
0

Pricing

1 specs
MSRP
$415
$399

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