Which is cheaper, the Borealis Watch Co. Sea Storm MK2 or the Spinnaker Croft 39 GMT?

At MSRP the Spinnaker Croft 39 GMT is the cheaper of the two at $445, against $475 for the Borealis Watch Co. Sea Storm MK2 — a $30 gap before any retailer discounting.

Which is bigger, the Borealis Watch Co. Sea Storm MK2 or the Spinnaker Croft 39 GMT?

The Borealis Watch Co. Sea Storm MK2 wears larger at 41.50mm versus 39mm for the Spinnaker Croft 39 GMT — a 2.5mm difference across the dial.

Which has better water resistance, the Borealis Watch Co. Sea Storm MK2 or the Spinnaker Croft 39 GMT?

The Borealis Watch Co. Sea Storm MK2 is rated to 300m versus 100m for the Spinnaker Croft 39 GMT.

What movement does the Borealis Watch Co. Sea Storm MK2 run compared to the Spinnaker Croft 39 GMT?

Both watches run automatic movements — the Borealis Watch Co. Sea Storm MK2 uses the NH38 and the Spinnaker Croft 39 GMT uses the Seiko NH34A.

Side by side

Borealis Watch Co. Sea Storm MK2vsSpinnaker Croft 39 GMT

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

Borealis Watch Co.Sea Storm MK2

borealis-sea-storm-mk2-random-rob-special-limited-edition

MSRP $475

Spinnaker Croft 39 GMT

croft-39-gmt-automatic-flame-red-sp-5157-33

MSRP $445

At a glance

11 of 29 specs differ

Diameter

Sea Storm MK241.50mm

Croft 39 GMT39mm

Power Reserve

Sea Storm MK240h

Croft 39 GMT40h

Water Resistance

Sea Storm MK2300m

Croft 39 GMT100m

MSRP

Sea Storm MK2$475

Croft 39 GMT$445

Full specifications

Case

7 specs

Crystal & Dial

2 specs

Dial Color

Black

Red

Lume

BGW9

None

Movement

1 specs

Caliber

NH38

Seiko NH34A

Pricing

1 specs

MSRP

$475

$445

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