Which is cheaper, the Borealis Watch Co. Caloura 300m or the Seiko Presage Classic Series Seiko 145th Anniversary Limited Edition?

At MSRP the Borealis Watch Co. Caloura 300m is the cheaper of the two at $275, against $1,900 for the Seiko Presage Classic Series Seiko 145th Anniversary Limited Edition — a $1,625 gap before any retailer discounting.

Which is bigger, the Borealis Watch Co. Caloura 300m or the Seiko Presage Classic Series Seiko 145th Anniversary Limited Edition?

The Borealis Watch Co. Caloura 300m wears larger at 42mm versus 35mm for the Seiko Presage Classic Series Seiko 145th Anniversary Limited Edition — a 7mm difference across the dial.

Which has better water resistance, the Borealis Watch Co. Caloura 300m or the Seiko Presage Classic Series Seiko 145th Anniversary Limited Edition?

The Borealis Watch Co. Caloura 300m is rated to 300m versus 5m for the Seiko Presage Classic Series Seiko 145th Anniversary Limited Edition.

Which has a longer power reserve, the Borealis Watch Co. Caloura 300m or the Seiko Presage Classic Series Seiko 145th Anniversary Limited Edition?

The Seiko Presage Classic Series Seiko 145th Anniversary Limited Edition carries a 72-hour power reserve against 40 hours on the Borealis Watch Co. Caloura 300m.

What movement does the Borealis Watch Co. Caloura 300m run compared to the Seiko Presage Classic Series Seiko 145th Anniversary Limited Edition?

Both watches run automatic movements — the Borealis Watch Co. Caloura 300m uses the NH35 and the Seiko Presage Classic Series Seiko 145th Anniversary Limited Edition uses the 6R51.

Side by side

Borealis Watch Co. Caloura 300mvsSeiko Presage Classic Series Seiko 145th Anniversary Limited Edition

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

Borealis Watch Co.Caloura 300m

borealis-caloura-diver-watch

MSRP $275

Seiko Presage Classic Series Seiko 145th Anniversary Limited Edition

spb538j1

MSRP $1,900

At a glance

13 of 29 specs differ

Diameter

Caloura 300m42mm

Presage Classic Series Seiko 145th Anniversary Limited Edition35mm

Power Reserve

Caloura 300m40h

Presage Classic Series Seiko 145th Anniversary Limited Edition72h

Water Resistance

Caloura 300m300m

Presage Classic Series Seiko 145th Anniversary Limited Edition50m

MSRP

Caloura 300m$275

Presage Classic Series Seiko 145th Anniversary Limited Edition$1,900

Full specifications

Case

6 specs

Crystal & Dial

3 specs

Crystal Shape

Flat

Box

AR Coating

Inner

Anti-reflective coating on inner surface

Lume

BGW9

None

Movement

3 specs

Caliber

NH35

6R51

Power Reserve

40h

72h

Jewels

Pricing

1 specs

MSRP

$275

$1,900

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