Which is cheaper, the Borealis Watch Co. Jamanta or the Seiko 5 Sports SKX series Heritage Design Re-creation Limited Edition?

At MSRP the Borealis Watch Co. Jamanta is the cheaper of the two at $415, against $440 for the Seiko 5 Sports SKX series Heritage Design Re-creation Limited Edition — a $25 gap before any retailer discounting.

Which is bigger, the Borealis Watch Co. Jamanta or the Seiko 5 Sports SKX series Heritage Design Re-creation Limited Edition?

The Borealis Watch Co. Jamanta wears larger at 42.50mm versus 38.2mm for the Seiko 5 Sports SKX series Heritage Design Re-creation Limited Edition — a 4.3mm difference across the dial.

Which has better water resistance, the Borealis Watch Co. Jamanta or the Seiko 5 Sports SKX series Heritage Design Re-creation Limited Edition?

The Borealis Watch Co. Jamanta is rated to 300m versus 10m for the Seiko 5 Sports SKX series Heritage Design Re-creation Limited Edition.

Which has a longer power reserve, the Borealis Watch Co. Jamanta or the Seiko 5 Sports SKX series Heritage Design Re-creation Limited Edition?

The Seiko 5 Sports SKX series Heritage Design Re-creation Limited Edition carries a 41-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 5 Sports SKX series Heritage Design Re-creation Limited Edition?

Both watches run automatic movements — the Borealis Watch Co. Jamanta uses the Miyota 9015 and the Seiko 5 Sports SKX series Heritage Design Re-creation Limited Edition uses the 4R36.

Side by side

Borealis Watch Co. JamantavsSeiko 5 Sports SKX series Heritage Design Re-creation Limited Edition

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 5 Sports SKX series Heritage Design Re-creation Limited Edition

srpl91

MSRP $440

At a glance

13 of 29 specs differ

Diameter

Jamanta42.50mm

5 Sports SKX series Heritage Design Re-creation Limited Edition38.2mm

Power Reserve

Jamanta40h

5 Sports SKX series Heritage Design Re-creation Limited Edition41h

Water Resistance

Jamanta300m

5 Sports SKX series Heritage Design Re-creation Limited Edition100m

MSRP

Jamanta$415

5 Sports SKX series Heritage Design Re-creation Limited Edition$440

Full specifications

Case

6 specs

Crystal & Dial

3 specs

Crystal

Sapphire

Hardlex

Crystal Shape

Flat

Curved

Lume

BGW9

LumiBrite on hands, index(es) and bezel

Movement

3 specs

Caliber

Miyota 9015

4R36

Power Reserve

40h

41h

Jewels

Pricing

1 specs

MSRP

$415

$440

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