Which is cheaper, the Borealis Watch Co. Caloura 300m or the Smith & Bradley Atlantis A2 Auto?

At MSRP the Borealis Watch Co. Caloura 300m is the cheaper of the two at $275, against $789 for the Smith & Bradley Atlantis A2 Auto — a $514 gap before any retailer discounting.

Which is bigger, the Borealis Watch Co. Caloura 300m or the Smith & Bradley Atlantis A2 Auto?

The Smith & Bradley Atlantis A2 Auto wears larger at 44mm versus 42mm for the Borealis Watch Co. Caloura 300m — a 2mm difference across the dial.

Which has a longer power reserve, the Borealis Watch Co. Caloura 300m or the Smith & Bradley Atlantis A2 Auto?

The Borealis Watch Co. Caloura 300m carries a 40-hour power reserve against 38 hours on the Smith & Bradley Atlantis A2 Auto.

What movement does the Borealis Watch Co. Caloura 300m run compared to the Smith & Bradley Atlantis A2 Auto?

Both watches run automatic movements — the Borealis Watch Co. Caloura 300m uses the NH35 and the Smith & Bradley Atlantis A2 Auto uses the Sellita SW200.

Side by side

Borealis Watch Co. Caloura 300mvsSmith & Bradley Atlantis A2 Auto

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

Smith & Bradley Atlantis A2 Auto

copy-of-atlantis-automatic-watch

MSRP $789

At a glance

9 of 29 specs differ

Diameter

Caloura 300m42mm

Atlantis A2 Auto44mm

Power Reserve

Caloura 300m40h

Atlantis A2 Auto38h

Water Resistance

Caloura 300m300m

Atlantis A2 Auto300m

MSRP

Caloura 300m$275

Atlantis A2 Auto$789

Full specifications

Case

4 specs

Diameter

42mm

44mm

Thickness

13.9mm

12mm

Lug-to-Lug

44.20mm

46mm

Lug Width

22mm

Crystal & Dial

2 specs

AR Coating

Inner

Yes

Lume

BGW9

None

Movement

2 specs

Caliber

NH35

Sellita SW200

Power Reserve

40h

38h

Pricing

1 specs

MSRP

$275

$789

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