Side by side

Borealis Watch Co. Sea Storm MK2vsGrand Seiko SBGP015

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

Sea Storm MK2
Borealis Watch Co.Sea Storm MK2
MSRP $475
SBGP015
Grand SeikoSBGP015
MSRP $3,800

At a glance

10 of 29 specs differ
Diameter
Sea Storm MK241.50mm
SBGP01540mm
Power Reserve
Sea Storm MK240h
SBGP01540h
Water Resistance
Sea Storm MK2300m
SBGP015200m
MSRP
Sea Storm MK2$475
SBGP015$3,800

Full specifications

Case

5 specs
Diameter
41.50mm
40mm
Thickness
14.15mm
12.4mm
Lug-to-Lug
48.50mm
47.1mm
Lug Width
20mm
20mm
Water Resistance
300m
200m

Crystal & Dial

2 specs
AR Coating
Inner
Yes
Lume
BGW9
None

Movement

2 specs
Caliber
NH38
9F85
Type
Automatic
Quartz

Pricing

1 specs
MSRP
$475
$3,800

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