Side by side

Borealis Watch Co. Sea Storm MK2vsGrand Seiko SLGH005

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
SLGH005
Grand SeikoSLGH005
MSRP $9,800

At a glance

11 of 29 specs differ
Diameter
Sea Storm MK241.50mm
SLGH00540mm
Power Reserve
Sea Storm MK240h
SLGH00580h
Water Resistance
Sea Storm MK2300m
SLGH005100m
MSRP
Sea Storm MK2$475
SLGH005$9,800

Full specifications

Case

6 specs
Category
Diver
Dress
Diameter
41.50mm
40mm
Thickness
14.15mm
11.7mm
Lug-to-Lug
48.50mm
47mm
Lug Width
20mm
22mm
Water Resistance
300m
100m

Crystal & Dial

2 specs
AR Coating
Inner
Yes
Lume
BGW9
None

Movement

2 specs
Caliber
NH38
9SA5
Power Reserve
40h
80h

Pricing

1 specs
MSRP
$475
$9,800

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