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

At MSRP the Borealis Watch Co. Jamanta is the cheaper of the two at $415, against $1,425 for the Hamilton Jazzmaster Power Reserve Auto — a $1,010 gap before any retailer discounting.

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

The Borealis Watch Co. Jamanta wears larger at 42.50mm versus 42mm for the Hamilton Jazzmaster Power Reserve Auto — a 0.5mm difference across the dial.

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

The Borealis Watch Co. Jamanta is rated to 300m versus 50m for the Hamilton Jazzmaster Power Reserve Auto.

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

Both watches run automatic movements — the Hamilton Jazzmaster Power Reserve Auto uses the H-13 and the Borealis Watch Co. Jamanta uses the Miyota 9015.

Side by side

Hamilton Jazzmaster Power Reserve AutovsBorealis Watch Co. Jamanta

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

Hamilton Jazzmaster Power Reserve Auto

h32635131

MSRP $1,425

Borealis Watch Co.Jamanta

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

MSRP $415

At a glance

9 of 29 specs differ

Diameter

Jazzmaster Power Reserve Auto42mm

Jamanta42.50mm

Power Reserve

Jazzmaster Power Reserve Auto40h

Jamanta40h

Water Resistance

Jazzmaster Power Reserve Auto50m

Jamanta300m

MSRP

Jazzmaster Power Reserve Auto$1,425

Jamanta$415

Full specifications

Case

6 specs

Crystal & Dial

1 specs

Lume

None

BGW9

Movement

1 specs

Caliber

H-13

Miyota 9015

Pricing

1 specs

MSRP

$1,425

$415

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