Side by side
Borealis Watch Co. Sea Storm MK2 GMTvsTissot Rockwatch
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
14 of 29 specs differDiameter
Sea Storm MK2 GMT41.50mm
Rockwatch38mm
Power Reserve
Sea Storm MK2 GMT40h
Rockwatch40h
Water Resistance
Sea Storm MK2 GMT300m
Rockwatch100m
MSRP
Sea Storm MK2 GMT$415
Rockwatch$1,225
Full specifications
Case
7 specsCategory
Diver
Sport
Diameter
41.50mm
38mm
Thickness
14.15mm
8.6mm
Lug-to-Lug
48.50mm
38mm
Lug Width
20mm
9mm
Material
Stainless Steel
Stone
Water Resistance
300m
100m
Crystal & Dial
4 specsCrystal Shape
Flat
Domed
AR Coating
Inner
Yes
Dial Color
Black
No dial
Lume
BGW9
None
Movement
2 specsCaliber
NH34
—
Type
Automatic
Quartz
Pricing
1 specsMSRP
$415
$1,225
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