Side by side
Borealis Watch Co. Sea Storm MK2 GMTvsZelos Mako 4
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
Mako 440mm
Power Reserve
Sea Storm MK2 GMT40h
Mako 440h
Water Resistance
Sea Storm MK2 GMT300m
Mako 4300m
MSRP
Sea Storm MK2 GMT$415
Mako 4$529
Full specifications
Case
5 specsDiameter
41.50mm
40mm
Thickness
14.15mm
12.2mm
Lug-to-Lug
48.50mm
40mm
Lug Width
20mm
20mm
Material
Stainless Steel
316L Stainless Steel
Crystal & Dial
3 specsCrystal
Sapphire
Domed Sapphire
Dial Color
Black
Diver - Flare
Lume
BGW9
None
Movement
1 specsCaliber
NH34
Miyota 9015
Pricing
1 specsMSRP
$415
$529
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