Which is cheaper, the Hamilton Jazzmaster Seaview Auto or the Borealis Watch Co. Jamanta?

At MSRP the Borealis Watch Co. Jamanta is the cheaper of the two at $415, against $945 for the Hamilton Jazzmaster Seaview Auto — a $530 gap before any retailer discounting.

Which is bigger, the Hamilton Jazzmaster Seaview Auto or the Borealis Watch Co. Jamanta?

The Borealis Watch Co. Jamanta wears larger at 42.50mm versus 37mm for the Hamilton Jazzmaster Seaview Auto — a 5.5mm difference across the dial.

Which has better water resistance, the Hamilton Jazzmaster Seaview Auto or the Borealis Watch Co. Jamanta?

The Borealis Watch Co. Jamanta is rated to 300m versus 100m for the Hamilton Jazzmaster Seaview Auto.

Which has a longer power reserve, the Hamilton Jazzmaster Seaview Auto or the Borealis Watch Co. Jamanta?

The Hamilton Jazzmaster Seaview Auto carries a 42-hour power reserve against 40 hours on the Borealis Watch Co. Jamanta.

What movement does the Hamilton Jazzmaster Seaview Auto run compared to the Borealis Watch Co. Jamanta?

Both watches run automatic movements — the Hamilton Jazzmaster Seaview Auto uses the 2824-2 and the Borealis Watch Co. Jamanta uses the Miyota 9015.

Side by side

Hamilton Jazzmaster Seaview AutovsBorealis Watch Co. Jamanta

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

Hamilton Jazzmaster Seaview Auto

h37425112

MSRP $945

Borealis Watch Co.Jamanta

prometheus-jamanta-black-dial-date-miyota-9015

MSRP $415

At a glance

11 of 29 specs differ

Diameter

Jazzmaster Seaview Auto37mm

Jamanta42.50mm

Power Reserve

Jazzmaster Seaview Auto42h

Jamanta40h

Water Resistance

Jazzmaster Seaview Auto100m

Jamanta300m

MSRP

Jazzmaster Seaview Auto$945

Jamanta$415

Full specifications

Case

6 specs

Crystal & Dial

2 specs

Dial Color

White

Black

Lume

None

BGW9

Movement

2 specs

Caliber

2824-2

Miyota 9015

Power Reserve

42h

40h

Pricing

1 specs

MSRP

$945

$415

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