Which is cheaper, the Borealis Watch Co. Sea Storm MK2 or the POLPORA Zawisza Czarny?

At MSRP the Borealis Watch Co. Sea Storm MK2 is the cheaper of the two at $475, against $1,790 for the POLPORA Zawisza Czarny — a $1,315 gap before any retailer discounting.

Which is bigger, the Borealis Watch Co. Sea Storm MK2 or the POLPORA Zawisza Czarny?

The Borealis Watch Co. Sea Storm MK2 wears larger at 41.50mm versus 40.5mm for the POLPORA Zawisza Czarny — a 1mm difference across the dial.

Which has better water resistance, the Borealis Watch Co. Sea Storm MK2 or the POLPORA Zawisza Czarny?

The Borealis Watch Co. Sea Storm MK2 is rated to 300m versus 50m for the POLPORA Zawisza Czarny.

What movement does the Borealis Watch Co. Sea Storm MK2 run compared to the POLPORA Zawisza Czarny?

Both watches run automatic movements — the Borealis Watch Co. Sea Storm MK2 uses the NH38 and the POLPORA Zawisza Czarny uses the Sellita SW295-1.

Side by side

Borealis Watch Co. Sea Storm MK2vsPOLPORA POLPORA Zawisza Czarny

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

POLPORA POLPORA Zawisza Czarny

zawisza-czarny

MSRP $1,790

At a glance

9 of 29 specs differ

Diameter

Sea Storm MK241.50mm

POLPORA Zawisza Czarny40.5mm

Power Reserve

Sea Storm MK240h

POLPORA Zawisza Czarny40h

Water Resistance

Sea Storm MK2300m

POLPORA Zawisza Czarny50m

MSRP

Sea Storm MK2$475

POLPORA Zawisza Czarny$1,790

Full specifications

Case

6 specs

Crystal & Dial

1 specs

Lume

BGW9

None

Movement

1 specs

Caliber

NH38

Sellita SW295-1

Pricing

1 specs

MSRP

$475

$1,790

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