Which is cheaper, the Borealis Watch Co. Caloura 300m or the Borealis Watch Co. Neptuno?

At MSRP the Borealis Watch Co. Caloura 300m is the cheaper of the two at $275, against $390 for the Borealis Watch Co. Neptuno — a $115 gap before any retailer discounting.

Which is bigger, the Borealis Watch Co. Caloura 300m or the Borealis Watch Co. Neptuno?

The Borealis Watch Co. Caloura 300m wears larger at 42mm versus 40.00mm for the Borealis Watch Co. Neptuno — a 2mm difference across the dial.

What movement does the Borealis Watch Co. Caloura 300m run compared to the Borealis Watch Co. Neptuno?

Both watches run automatic movements — the Borealis Watch Co. Caloura 300m uses the NH35 and the Borealis Watch Co. Neptuno uses the NH38.

Side by side

Borealis Watch Co. Caloura 300mvsBorealis Watch Co. Neptuno

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

Borealis Watch Co.Neptuno

borealis-neptuno-red-fade-to-black-dial-no-date-nh38-automatic-movement-300m-diver-watch

MSRP $390

At a glance

6 of 29 specs differ

Diameter

Caloura 300m42mm

Neptuno40.00mm

Power Reserve

Caloura 300m40h

Neptuno40h

Water Resistance

Caloura 300m300m

Neptuno300m

MSRP

Caloura 300m$275

Neptuno$390

Full specifications

Case

4 specs

Diameter

42mm

40.00mm

Thickness

13.9mm

14.10mm

Lug-to-Lug

44.20mm

47.20mm

Lug Width

22mm

20mm

Movement

1 specs

Caliber

NH35

NH38

Pricing

1 specs

MSRP

$275

$390

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