Side by side
Borealis Watch Co. Sea Storm MK2 GMTvsSeiko Ice Diver
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
10 of 29 specs differDiameter
Sea Storm MK2 GMT41.50mm
Ice Diver45mm
Power Reserve
Sea Storm MK2 GMT40h
Ice Diver70h
Water Resistance
Sea Storm MK2 GMT300m
Ice Diver200m
MSRP
Sea Storm MK2 GMT$415
Ice Diver$900
Full specifications
Case
5 specsDiameter
41.50mm
45mm
Thickness
14.15mm
12.9mm
Lug-to-Lug
48.50mm
52.6mm
Lug Width
20mm
20mm
Water Resistance
300m
200m
Crystal & Dial
1 specsLume
BGW9
LumiBrite
Movement
3 specsCaliber
NH34
6R35
Power Reserve
40h
70h
Jewels
25
24
Pricing
1 specsMSRP
$415
$900
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