Side by side

Borealis Watch Co. Sea Storm MK2 GMTvsHelgray Speedster (Racing Light Blue)

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
Speedster (Racing Light Blue)
HelgraySpeedster (Racing Light Blue)
MSRP $299

At a glance

9 of 29 specs differ
Diameter
Sea Storm MK2 GMT41.50mm
Speedster (Racing Light Blue)39mm
Power Reserve
Sea Storm MK2 GMT40h
Speedster (Racing Light Blue)40h
Water Resistance
Sea Storm MK2 GMT300m
Speedster (Racing Light Blue)30m
MSRP
Sea Storm MK2 GMT$415
Speedster (Racing Light Blue)$299

Full specifications

Case

6 specs
Category
Diver
Chronograph
Diameter
41.50mm
39mm
Thickness
14.15mm
12mm
Lug-to-Lug
48.50mm
46mm
Lug Width
20mm
20mm
Water Resistance
300m
30m

Crystal & Dial

1 specs
Lume
BGW9
None

Movement

1 specs
Caliber
NH34
Miyota 6S21

Pricing

1 specs
MSRP
$415
$299

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