Side by side

Borealis Watch Co. Sea Storm MK2vsIslander Islander Greenport 39mm Dive Watch with Black and White Dial #ISL-300

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

Sea Storm MK2
Borealis Watch Co.Sea Storm MK2
MSRP $475
Islander Greenport 39mm Dive Watch with Black and White Dial #ISL-300
IslanderIslander Greenport 39mm Dive Watch with Black and White Dial #ISL-300
MSRP $399

At a glance

17 of 29 specs differ
Diameter
Sea Storm MK241.50mm
Islander Greenport 39mm Dive Watch with Black and White Dial #ISL-30039mm
Power Reserve
Sea Storm MK240h
Islander Greenport 39mm Dive Watch with Black and White Dial #ISL-300—
Water Resistance
Sea Storm MK2300m
Islander Greenport 39mm Dive Watch with Black and White Dial #ISL-300200m
MSRP
Sea Storm MK2$475
Islander Greenport 39mm Dive Watch with Black and White Dial #ISL-300$399

Full specifications

Case

7 specs
Diameter
41.50mm
39mm
Thickness
14.15mm
13mm
Lug-to-Lug
48.50mm
0mm
Lug Width
20mm
20mm
Finish
Brushed and polished
—
Water Resistance
300m
200m
Caseback
Solid
Screw-down

Crystal & Dial

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

Movement

4 specs
Caliber
NH38
Miyota 8205
Beat Rate
28,800 vph
0 vph
Power Reserve
40h
0h
Jewels
25
0

Pricing

1 specs
MSRP
$475
$399

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