Which is cheaper, the Borealis Watch Co. Caloura 300m or the Hamilton Khaki Aviation Pilot Pioneer Mechanical?

At MSRP the Borealis Watch Co. Caloura 300m is the cheaper of the two at $275, against $975 for the Hamilton Khaki Aviation Pilot Pioneer Mechanical — a $700 gap before any retailer discounting.

Which is bigger, the Borealis Watch Co. Caloura 300m or the Hamilton Khaki Aviation Pilot Pioneer Mechanical?

The Borealis Watch Co. Caloura 300m wears larger at 42mm versus 36mm for the Hamilton Khaki Aviation Pilot Pioneer Mechanical — a 6mm difference across the dial.

Which has better water resistance, the Borealis Watch Co. Caloura 300m or the Hamilton Khaki Aviation Pilot Pioneer Mechanical?

The Borealis Watch Co. Caloura 300m is rated to 300m versus 100m for the Hamilton Khaki Aviation Pilot Pioneer Mechanical.

Which has a longer power reserve, the Borealis Watch Co. Caloura 300m or the Hamilton Khaki Aviation Pilot Pioneer Mechanical?

The Hamilton Khaki Aviation Pilot Pioneer Mechanical carries a 80-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 Hamilton Khaki Aviation Pilot Pioneer Mechanical?

The Borealis Watch Co. Caloura 300m runs a automatic caliber (NH35), while the Hamilton Khaki Aviation Pilot Pioneer Mechanical runs a manual (H-50).

Side by side

Borealis Watch Co. Caloura 300mvsHamilton Khaki Aviation Pilot Pioneer Mechanical

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

Hamilton Khaki Aviation Pilot Pioneer Mechanical

h76419931

MSRP $975

At a glance

12 of 29 specs differ

Diameter

Caloura 300m42mm

Khaki Aviation Pilot Pioneer Mechanical36mm

Power Reserve

Caloura 300m40h

Khaki Aviation Pilot Pioneer Mechanical80h

Water Resistance

Caloura 300m300m

Khaki Aviation Pilot Pioneer Mechanical100m

MSRP

Caloura 300m$275

Khaki Aviation Pilot Pioneer Mechanical$975

Full specifications

Case

6 specs

Crystal & Dial

2 specs

Crystal

Sapphire

Mineral

Lume

BGW9

None

Movement

3 specs

Caliber

NH35

H-50

Type

Automatic

Manual

Power Reserve

40h

80h

Pricing

1 specs

MSRP

$275

$975

Follow this matchup

Get a note when Borealis Watch Co. Caloura 300m vs Hamilton Khaki Aviation Pilot Pioneer Mechanical gets more votes, a community discussion, or a price drop. No account needed.

Keep exploring