Side by side
Borealis Watch Co. Sea Storm MK2vsFortis Marinemaster M-44
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 MK241.50mm
Marinemaster M-4444mm
Power Reserve
Sea Storm MK240h
Marinemaster M-4438h
Water Resistance
Sea Storm MK2300m
Marinemaster M-44300m
MSRP
Sea Storm MK2$475
Marinemaster M-44$5,120
Full specifications
Case
4 specsDiameter
41.50mm
44mm
Thickness
14.15mm
14mm
Lug-to-Lug
48.50mm
—
Lug Width
20mm
22mm
Crystal & Dial
2 specsDial Color
Black
Orange
Lume
BGW9
None
Movement
3 specsCaliber
NH38
Sellita SW220-1
Power Reserve
40h
38h
Jewels
25
26
Pricing
1 specsMSRP
$475
$5,120
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