Side by side

Borealis Watch Co. Sea Storm MK2 GMTvsGrand Seiko SBGD201

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
SBGD201
Grand SeikoSBGD201

At a glance

13 of 29 specs differ
Diameter
Sea Storm MK2 GMT41.50mm
SBGD20143mm
Power Reserve
Sea Storm MK2 GMT40h
SBGD201192h
Water Resistance
Sea Storm MK2 GMT300m
SBGD201100m
MSRP
Sea Storm MK2 GMT$415
SBGD201—

Full specifications

Case

7 specs
Category
Diver
Dress
Diameter
41.50mm
43mm
Thickness
14.15mm
13.2mm
Lug-to-Lug
48.50mm
51.8mm
Lug Width
20mm
22mm
Material
Stainless Steel
Platinum
Water Resistance
300m
100m

Crystal & Dial

2 specs
AR Coating
Inner
Yes
Lume
BGW9
None

Movement

3 specs
Caliber
NH34
9R01
Type
Automatic
Spring Drive
Power Reserve
40h
192h

Pricing

1 specs
MSRP
$415
—

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