Which is cheaper, the Borealis Watch Co. Sea Storm MK2 or the Hamilton Jazzmaster Performer Automatic?

At MSRP the Borealis Watch Co. Sea Storm MK2 is the cheaper of the two at $475, against $1,245 for the Hamilton Jazzmaster Performer Automatic — a $770 gap before any retailer discounting.

Which is bigger, the Borealis Watch Co. Sea Storm MK2 or the Hamilton Jazzmaster Performer Automatic?

The Borealis Watch Co. Sea Storm MK2 wears larger at 41.50mm versus 38mm for the Hamilton Jazzmaster Performer Automatic — a 3.5mm difference across the dial.

Which has better water resistance, the Borealis Watch Co. Sea Storm MK2 or the Hamilton Jazzmaster Performer Automatic?

The Borealis Watch Co. Sea Storm MK2 is rated to 300m versus 100m for the Hamilton Jazzmaster Performer Automatic.

Which has a longer power reserve, the Borealis Watch Co. Sea Storm MK2 or the Hamilton Jazzmaster Performer Automatic?

The Hamilton Jazzmaster Performer Automatic carries a 80-hour power reserve against 40 hours on the Borealis Watch Co. Sea Storm MK2.

What movement does the Borealis Watch Co. Sea Storm MK2 run compared to the Hamilton Jazzmaster Performer Automatic?

Both watches run automatic movements — the Borealis Watch Co. Sea Storm MK2 uses the NH38 and the Hamilton Jazzmaster Performer Automatic uses the H-10.

Side by side

Borealis Watch Co. Sea Storm MK2vsHamilton Jazzmaster Performer Automatic

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

Hamilton Jazzmaster Performer Automatic

h36235140

MSRP $1,245

At a glance

11 of 29 specs differ

Diameter

Sea Storm MK241.50mm

Jazzmaster Performer Automatic38mm

Power Reserve

Sea Storm MK240h

Jazzmaster Performer Automatic80h

Water Resistance

Sea Storm MK2300m

Jazzmaster Performer Automatic100m

MSRP

Sea Storm MK2$475

Jazzmaster Performer Automatic$1,245

Full specifications

Case

6 specs

Crystal & Dial

2 specs

Dial Color

Black

Blue

Lume

BGW9

None

Movement

2 specs

Caliber

NH38

H-10

Power Reserve

40h

80h

Pricing

1 specs

MSRP

$475

$1,245

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