Which is cheaper, the Borealis Watch Co. Caloura 300m or the Spinnaker Dumas Automatic?

At MSRP the Spinnaker Dumas Automatic is the cheaper of the two at $239, against $275 for the Borealis Watch Co. Caloura 300m — a $36 gap before any retailer discounting.

Which is bigger, the Borealis Watch Co. Caloura 300m or the Spinnaker Dumas Automatic?

The Spinnaker Dumas Automatic wears larger at 44mm versus 42mm for the Borealis Watch Co. Caloura 300m — a 2mm difference across the dial.

What movement does the Borealis Watch Co. Caloura 300m run compared to the Spinnaker Dumas Automatic?

Both watches run automatic movements — the Borealis Watch Co. Caloura 300m uses the NH35 and the Spinnaker Dumas Automatic uses the SII NH35A.

Side by side

Borealis Watch Co. Caloura 300mvsSpinnaker Dumas Automatic

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

Spinnaker Dumas Automatic

dumas-blue-yonder-sp-5081-dd

MSRP $239

At a glance

9 of 29 specs differ

Diameter

Caloura 300m42mm

Dumas Automatic44mm

Power Reserve

Caloura 300m40h

Dumas Automatic40h

Water Resistance

Caloura 300m300m

Dumas Automatic300m

MSRP

Caloura 300m$275

Dumas Automatic$239

Full specifications

Case

5 specs

Diameter

42mm

44mm

Thickness

13.9mm

15mm

Lug-to-Lug

44.20mm

48mm

Lug Width

22mm

Material

Stainless Steel

316L Stainless Steel

Crystal & Dial

2 specs

Dial Color

Black

Blue

Lume

BGW9

None

Movement

1 specs

Caliber

NH35

SII NH35A

Pricing

1 specs

MSRP

$275

$239

Follow this matchup

Get a note when Borealis Watch Co. Caloura 300m vs Spinnaker Dumas Automatic gets more votes, a community discussion, or a price drop. No account needed.

Keep exploring