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

At MSRP the Borealis Watch Co. Sea Storm MK2 GMT is the cheaper of the two at $415, against $445 for the Spinnaker Hass Automatic — a $30 gap before any retailer discounting.

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

The Spinnaker Hass Automatic wears larger at 43mm versus 41.50mm for the Borealis Watch Co. Sea Storm MK2 GMT — a 1.5mm difference across the dial.

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

Both watches run automatic movements — the Borealis Watch Co. Sea Storm MK2 GMT uses the NH34 and the Spinnaker Hass Automatic uses the SII NH35A.

Side by side

Borealis Watch Co. Sea Storm MK2 GMTvsSpinnaker Hass Automatic

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

Borealis Watch Co.Sea Storm MK2 GMT

borealis-sea-storm-mk2-gmt-version-aa

MSRP $415

Spinnaker Hass Automatic

hass-automatic-spongebob-search-for-squarepants-limited-edition-flying-dutchman-sp-5171-22

MSRP $445

At a glance

9 of 29 specs differ

Diameter

Sea Storm MK2 GMT41.50mm

Hass Automatic43mm

Power Reserve

Sea Storm MK2 GMT40h

Hass Automatic40h

Water Resistance

Sea Storm MK2 GMT300m

Hass Automatic300m

MSRP

Sea Storm MK2 GMT$415

Hass Automatic$445

Full specifications

Case

5 specs

Diameter

41.50mm

43mm

Thickness

14.15mm

16.5mm

Lug-to-Lug

48.50mm

50mm

Lug Width

20mm

22mm

Material

Stainless Steel

316L Stainless Steel

Crystal & Dial

2 specs

Dial Color

Black

Flying Dutchman

Lume

BGW9

None

Movement

1 specs

Caliber

NH34

SII NH35A

Pricing

1 specs

MSRP

$415

$445

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