Which is cheaper, the Borealis Watch Co. Caloura 300m or the Baltic Hermétique Summer?

At MSRP the Borealis Watch Co. Caloura 300m is the cheaper of the two at $275, against $594 for the Baltic Hermétique Summer — a $319 gap before any retailer discounting.

Which is bigger, the Borealis Watch Co. Caloura 300m or the Baltic Hermétique Summer?

The Borealis Watch Co. Caloura 300m wears larger at 42mm versus 37mm for the Baltic Hermétique Summer — a 5mm difference across the dial.

Which has better water resistance, the Borealis Watch Co. Caloura 300m or the Baltic Hermétique Summer?

The Borealis Watch Co. Caloura 300m is rated to 300m versus 150m for the Baltic Hermétique Summer.

Which has a longer power reserve, the Borealis Watch Co. Caloura 300m or the Baltic Hermétique Summer?

The Baltic Hermétique Summer carries a 42-hour power reserve against 40 hours on the Borealis Watch Co. Caloura 300m.

What movement does the Borealis Watch Co. Caloura 300m run compared to the Baltic Hermétique Summer?

Both watches run automatic movements — the Borealis Watch Co. Caloura 300m uses the NH35 and the Baltic Hermétique Summer uses the Miyota 9039.

Side by side

Borealis Watch Co. Caloura 300mvsBaltic Hermétique Summer

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

Baltic Hermétique Summer

hermetique-summer-orange

MSRP $594

At a glance

11 of 29 specs differ

Diameter

Caloura 300m42mm

Hermétique Summer37mm

Power Reserve

Caloura 300m40h

Hermétique Summer42h

Water Resistance

Caloura 300m300m

Hermétique Summer150m

MSRP

Caloura 300m$275

Hermétique Summer$594

Full specifications

Case

6 specs

Crystal & Dial

2 specs

AR Coating

Inner

Yes

Dial Color

Black

Orange

Movement

2 specs

Caliber

NH35

Miyota 9039

Power Reserve

40h

42h

Pricing

1 specs

MSRP

$275

$594

Follow this matchup

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

Keep exploring