Side by side
Borealis Watch Co. Sea Storm MK2 GMTvsShiro Kara Daibāzu: Hulk SUB
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
12 of 29 specs differDiameter
Sea Storm MK2 GMT41.50mm
Daibāzu: Hulk SUB40mm
Power Reserve
Sea Storm MK2 GMT40h
Daibāzu: Hulk SUB41h
Water Resistance
Sea Storm MK2 GMT300m
Daibāzu: Hulk SUB100m
MSRP
Sea Storm MK2 GMT$415
Daibāzu: Hulk SUB$508
Full specifications
Case
7 specsCategory
Diver
—
Diameter
41.50mm
40mm
Thickness
14.15mm
13.2mm
Lug-to-Lug
48.50mm
48mm
Lug Width
20mm
20mm
Material
Stainless Steel
904L Stainless Steel
Water Resistance
300m
100m
Crystal & Dial
2 specsDial Color
Black
—
Lume
BGW9
None
Movement
2 specsCaliber
Seiko NH34
NH35
Power Reserve
40h
41h
Pricing
1 specsMSRP
$415
$508
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