Side by side
Borealis Watch Co. Sea Storm MK2 GMTvsSerket Watch Co Blackpool 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
Blackpool GMT40mm
Power Reserve
Sea Storm MK2 GMT40h
Blackpool GMT—
Water Resistance
Sea Storm MK2 GMT300m
Blackpool GMT200m
MSRP
Sea Storm MK2 GMT$415
Blackpool GMT$379
Full specifications
Case
6 specsCategory
Diver
—
Diameter
41.50mm
40mm
Thickness
14.15mm
11.5mm
Lug-to-Lug
48.50mm
47mm
Lug Width
20mm
20mm
Water Resistance
300m
200m
Crystal & Dial
2 specsDial Color
Black
Beige
Lume
BGW9
SuperLuminova
Movement
2 specsCaliber
NH34
Seiko NH34
Power Reserve
40h
—
Pricing
1 specsMSRP
$415
$379
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