Which is cheaper, the Borealis Watch Co. Caloura 300m or the Spinnaker Tesei Mille Metri GMT?

At MSRP the Borealis Watch Co. Caloura 300m is the cheaper of the two at $275, against $559 for the Spinnaker Tesei Mille Metri GMT — a $284 gap before any retailer discounting.

Which is bigger, the Borealis Watch Co. Caloura 300m or the Spinnaker Tesei Mille Metri GMT?

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

Which has better water resistance, the Borealis Watch Co. Caloura 300m or the Spinnaker Tesei Mille Metri GMT?

The Spinnaker Tesei Mille Metri GMT is rated to 1000m versus 300m for the Borealis Watch Co. Caloura 300m.

What movement does the Borealis Watch Co. Caloura 300m run compared to the Spinnaker Tesei Mille Metri GMT?

Both watches run automatic movements — the Borealis Watch Co. Caloura 300m uses the NH35 and the Spinnaker Tesei Mille Metri GMT uses the Seiko NH34A.

Side by side

Borealis Watch Co. Caloura 300mvsSpinnaker Tesei Mille Metri GMT

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 Tesei Mille Metri GMT

tesei-mille-metri-gmt-midnight-black-sp-5091-11

MSRP $559

At a glance

10 of 29 specs differ

Diameter

Caloura 300m42mm

Tesei Mille Metri GMT44mm

Power Reserve

Caloura 300m40h

Tesei Mille Metri GMT40h

Water Resistance

Caloura 300m300m

Tesei Mille Metri GMT1,000m

MSRP

Caloura 300m$275

Tesei Mille Metri GMT$559

Full specifications

Case

7 specs

Crystal & Dial

1 specs

Lume

BGW9

None

Movement

1 specs

Caliber

NH35

Seiko NH34A

Pricing

1 specs

MSRP

$275

$559

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