Side by side

Borealis Watch Co. Sea Storm MK2 GMTvsIslander Islander Melville GMT with Blue Hammer Dial #ISL-222

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

Sea Storm MK2 GMT
Borealis Watch Co.Sea Storm MK2 GMT
MSRP $415
Islander Melville GMT with Blue Hammer Dial #ISL-222
IslanderIslander Melville GMT with Blue Hammer Dial #ISL-222
MSRP $369

At a glance

18 of 29 specs differ
Diameter
Sea Storm MK2 GMT41.50mm
Islander Melville GMT with Blue Hammer Dial #ISL-22240mm
Power Reserve
Sea Storm MK2 GMT40h
Islander Melville GMT with Blue Hammer Dial #ISL-222—
Water Resistance
Sea Storm MK2 GMT300m
Islander Melville GMT with Blue Hammer Dial #ISL-222100m
MSRP
Sea Storm MK2 GMT$415
Islander Melville GMT with Blue Hammer Dial #ISL-222$369

Full specifications

Case

8 specs
Category
Diver
GMT
Diameter
41.50mm
40mm
Thickness
14.15mm
13mm
Lug-to-Lug
48.50mm
0mm
Lug Width
20mm
20mm
Finish
Brushed and polished
—
Water Resistance
300m
100m
Caseback
Solid
Screw-down

Crystal & Dial

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

Movement

4 specs
Caliber
NH34
Seiko NH34
Beat Rate
28,800 vph
0 vph
Power Reserve
40h
0h
Jewels
25
0

Pricing

1 specs
MSRP
$415
$369

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