Which is cheaper, the Astor + Banks Sea Ranger M2 or the Borealis Watch Co. Caloura 300m?

At MSRP the Borealis Watch Co. Caloura 300m is the cheaper of the two at $275, against $1,149 for the Astor + Banks Sea Ranger M2 — a $874 gap before any retailer discounting.

Which is bigger, the Astor + Banks Sea Ranger M2 or the Borealis Watch Co. Caloura 300m?

The Borealis Watch Co. Caloura 300m wears larger at 42mm versus 40mm for the Astor + Banks Sea Ranger M2 — a 2mm difference across the dial.

What movement does the Astor + Banks Sea Ranger M2 run compared to the Borealis Watch Co. Caloura 300m?

Both watches run automatic movements — the Astor + Banks Sea Ranger M2 uses the La Joux-Perret G100 and the Borealis Watch Co. Caloura 300m uses the NH35.

Side by side

Astor + Banks Sea Ranger M2vsBorealis Watch Co. Caloura 300m

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

Astor + Banks Sea Ranger M2

sea-ranger-m2-tobacco

MSRP $1,149

Borealis Watch Co.Caloura 300m

borealis-caloura-diver-watch

MSRP $275

At a glance

9 of 29 specs differ

Diameter

Sea Ranger M240mm

Caloura 300m42mm

Power Reserve

Sea Ranger M240h

Caloura 300m40h

Water Resistance

Sea Ranger M2300m

Caloura 300m300m

MSRP

Sea Ranger M2$1,149

Caloura 300m$275

Full specifications

Case

5 specs

Diameter

40mm

42mm

Thickness

12.5mm

13.9mm

Lug-to-Lug

45.5mm

44.20mm

Lug Width

20mm

22mm

Material

316L Stainless Steel

Stainless Steel

Crystal & Dial

2 specs

Dial Color

Tobacco

Black

Lume

None

BGW9

Movement

1 specs

Caliber

La Joux-Perret G100

NH35

Pricing

1 specs

MSRP

$1,149

$275

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