Side by side
Borealis Watch Co. Sea Storm MK2vsBoldr Expedition II
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
12 of 29 specs differDiameter
Sea Storm MK241.50mm
Expedition II41mm
Power Reserve
Sea Storm MK240h
Expedition II38h
Water Resistance
Sea Storm MK2300m
Expedition II200m
MSRP
Sea Storm MK2$475
Expedition II$699
Full specifications
Case
6 specsCategory
Diver
Tool
Diameter
41.50mm
41mm
Thickness
14.15mm
14mm
Lug-to-Lug
48.50mm
48mm
Lug Width
20mm
20mm
Water Resistance
300m
200m
Crystal & Dial
3 specsAR Coating
Inner
Yes
Dial Color
Black
I Eiger
Lume
BGW9
Super-LumiNova
Movement
2 specsCaliber
NH38
Sellita SW200-1
Power Reserve
40h
38h
Pricing
1 specsMSRP
$475
$699
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