Side by side

Borealis Watch Co. Sea Storm MK2 GMTvsGrand Seiko SLGB006

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

Sea Storm MK2 GMT
Borealis Watch Co.Sea Storm MK2 GMT
MSRP $415
SLGB006
Grand SeikoSLGB006
MSRP $43,600

At a glance

13 of 29 specs differ
Diameter
Sea Storm MK2 GMT41.50mm
SLGB00637mm
Power Reserve
Sea Storm MK2 GMT40h
SLGB00672h
Water Resistance
Sea Storm MK2 GMT300m
SLGB006100m
MSRP
Sea Storm MK2 GMT$415
SLGB006$43,600

Full specifications

Case

7 specs
Category
Diver
Dress
Diameter
41.50mm
37mm
Thickness
14.15mm
11.4mm
Lug-to-Lug
48.50mm
44.3mm
Lug Width
20mm
20mm
Material
Stainless Steel
Gold
Water Resistance
300m
100m

Crystal & Dial

2 specs
AR Coating
Inner
Yes
Lume
BGW9
None

Movement

3 specs
Caliber
NH34
9RB2
Type
Automatic
Spring Drive
Power Reserve
40h
72h

Pricing

1 specs
MSRP
$415
$43,600

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