Side by side
Borealis Watch Co. Sea Storm MK2 GMTvsJack Mason Strat-o-timer GMT
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
11 of 29 specs differDiameter
Sea Storm MK2 GMT41.50mm
Strat-o-timer GMT42mm
Power Reserve
Sea Storm MK2 GMT40h
Strat-o-timer GMT40h
Water Resistance
Sea Storm MK2 GMT300m
Strat-o-timer GMT200m
MSRP
Sea Storm MK2 GMT$415
Strat-o-timer GMT$1,149
Full specifications
Case
7 specsCategory
Diver
—
Diameter
41.50mm
42mm
Thickness
14.15mm
13.2mm
Lug-to-Lug
48.50mm
49mm
Lug Width
20mm
22mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
300m
200m
Crystal & Dial
2 specsDial Color
Black
—
Lume
BGW9
None
Movement
1 specsCaliber
NH34
Miyota 9075
Pricing
1 specsMSRP
$415
$1,149
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