Which is cheaper, the Borealis Watch Co. Jamanta or the Seiko Presage Classic Series “Craftsmanship” Arita Porcelain Dial?

At MSRP the Borealis Watch Co. Jamanta is the cheaper of the two at $415, against $1,900 for the Seiko Presage Classic Series “Craftsmanship” Arita Porcelain Dial — a $1,485 gap before any retailer discounting.

Which is bigger, the Borealis Watch Co. Jamanta or the Seiko Presage Classic Series “Craftsmanship” Arita Porcelain Dial?

The Borealis Watch Co. Jamanta wears larger at 42.50mm versus 40.6mm for the Seiko Presage Classic Series “Craftsmanship” Arita Porcelain Dial — a 1.9mm difference across the dial.

Which has better water resistance, the Borealis Watch Co. Jamanta or the Seiko Presage Classic Series “Craftsmanship” Arita Porcelain Dial?

The Borealis Watch Co. Jamanta is rated to 300m versus 10m for the Seiko Presage Classic Series “Craftsmanship” Arita Porcelain Dial.

Which has a longer power reserve, the Borealis Watch Co. Jamanta or the Seiko Presage Classic Series “Craftsmanship” Arita Porcelain Dial?

The Seiko Presage Classic Series “Craftsmanship” Arita Porcelain Dial carries a 72-hour power reserve against 40 hours on the Borealis Watch Co. Jamanta.

What movement does the Borealis Watch Co. Jamanta run compared to the Seiko Presage Classic Series “Craftsmanship” Arita Porcelain Dial?

Both watches run automatic movements — the Borealis Watch Co. Jamanta uses the Miyota 9015 and the Seiko Presage Classic Series “Craftsmanship” Arita Porcelain Dial uses the 6R5H.

Side by side

Borealis Watch Co. JamantavsSeiko Presage Classic Series “Craftsmanship” Arita Porcelain Dial

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

Borealis Watch Co.Jamanta

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

MSRP $415

Seiko Presage Classic Series “Craftsmanship” Arita Porcelain Dial

spb445j1

MSRP $1,900

At a glance

13 of 29 specs differ

Diameter

Jamanta42.50mm

Presage Classic Series “Craftsmanship” Arita Porcelain Dial40.6mm

Power Reserve

Jamanta40h

Presage Classic Series “Craftsmanship” Arita Porcelain Dial72h

Water Resistance

Jamanta300m

Presage Classic Series “Craftsmanship” Arita Porcelain Dial100m

MSRP

Jamanta$415

Presage Classic Series “Craftsmanship” Arita Porcelain Dial$1,900

Full specifications

Case

6 specs

Crystal & Dial

3 specs

Crystal Shape

Flat

Curved

AR Coating

Inner

Anti-reflective coating on inner surface

Lume

BGW9

None

Movement

3 specs

Caliber

Miyota 9015

6R5H

Power Reserve

40h

72h

Jewels

Pricing

1 specs

MSRP

$415

$1,900

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