Side by side
Borealis Watch Co. Sea Storm MK2 GMTvsAevig HULDRA automatic divewatch
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
9 of 29 specs differDiameter
Sea Storm MK2 GMT41.50mm
HULDRA automatic divewatch42mm
Power Reserve
Sea Storm MK2 GMT40h
HULDRA automatic divewatch42h
Water Resistance
Sea Storm MK2 GMT300m
HULDRA automatic divewatch200m
MSRP
Sea Storm MK2 GMT$415
HULDRA automatic divewatch$647
Full specifications
Case
5 specsDiameter
41.50mm
42mm
Thickness
14.15mm
12mm
Lug-to-Lug
48.50mm
46mm
Lug Width
20mm
22mm
Water Resistance
300m
200m
Crystal & Dial
1 specsLume
BGW9
Superluminova
Movement
2 specsCaliber
NH34
Miyota 9015
Power Reserve
40h
42h
Pricing
1 specsMSRP
$415
$647
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