Which is cheaper, the Borealis Watch Co. Caloura 300m or the William Wood Extinguisher Watch?

At MSRP the Borealis Watch Co. Caloura 300m is the cheaper of the two at $275, against $995 for the William Wood Extinguisher Watch — a $720 gap before any retailer discounting.

Which is bigger, the Borealis Watch Co. Caloura 300m or the William Wood Extinguisher Watch?

The Borealis Watch Co. Caloura 300m wears larger at 42mm versus 41mm for the William Wood Extinguisher Watch — a 1mm difference across the dial.

Which has better water resistance, the Borealis Watch Co. Caloura 300m or the William Wood Extinguisher Watch?

The Borealis Watch Co. Caloura 300m is rated to 300m versus 100m for the William Wood Extinguisher Watch.

What movement does the Borealis Watch Co. Caloura 300m run compared to the William Wood Extinguisher Watch?

Both watches run automatic movements — the Borealis Watch Co. Caloura 300m uses the NH35 and the William Wood Extinguisher Watch uses the Seiko NH35.

Side by side

Borealis Watch Co. Caloura 300mvsWilliam Wood Extinguisher Watch

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

William Wood Extinguisher Watch

extinguisherwatch

MSRP $995

At a glance

11 of 29 specs differ

Diameter

Caloura 300m42mm

Extinguisher Watch41mm

Power Reserve

Caloura 300m40h

Extinguisher Watch40h

Water Resistance

Caloura 300m300m

Extinguisher Watch100m

MSRP

Caloura 300m$275

Extinguisher Watch$995

Full specifications

Case

6 specs

Diameter

42mm

41mm

Thickness

13.9mm

15mm

Lug-to-Lug

44.20mm

49mm

Lug Width

22mm

20mm

Material

Stainless Steel

316L Stainless Steel

Water Resistance

300m

100m

Crystal & Dial

3 specs

Crystal

Sapphire

Domed Sapphire

Dial Color

Black

Standard

Lume

BGW9

None

Movement

1 specs

Caliber

NH35

Seiko NH35

Pricing

1 specs

MSRP

$275

$995

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