Which is cheaper, the Borealis Watch Co. Caloura 300m or the Oak & Oscar The Olmsted ExP-01?

At MSRP the Borealis Watch Co. Caloura 300m is the cheaper of the two at $275, against $1,775 for the Oak & Oscar The Olmsted ExP-01 — a $1,500 gap before any retailer discounting.

Which is bigger, the Borealis Watch Co. Caloura 300m or the Oak & Oscar The Olmsted ExP-01?

The Borealis Watch Co. Caloura 300m wears larger at 42mm versus 38mm for the Oak & Oscar The Olmsted ExP-01 — a 4mm difference across the dial.

Which has better water resistance, the Borealis Watch Co. Caloura 300m or the Oak & Oscar The Olmsted ExP-01?

The Borealis Watch Co. Caloura 300m is rated to 300m versus 100m for the Oak & Oscar The Olmsted ExP-01.

Which has a longer power reserve, the Borealis Watch Co. Caloura 300m or the Oak & Oscar The Olmsted ExP-01?

The Oak & Oscar The Olmsted ExP-01 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 Oak & Oscar The Olmsted ExP-01?

Both watches run automatic movements — the Borealis Watch Co. Caloura 300m uses the NH35 and the Oak & Oscar The Olmsted ExP-01 uses the Sellita SW300.

Side by side

Borealis Watch Co. Caloura 300mvsOak & Oscar The Olmsted ExP-01

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

Oak & Oscar The Olmsted ExP-01

OlmExP01

MSRP $1,775

At a glance

15 of 29 specs differ

Diameter

Caloura 300m42mm

The Olmsted ExP-0138mm

Power Reserve

Caloura 300m40h

The Olmsted ExP-0142h

Water Resistance

Caloura 300m300m

The Olmsted ExP-01100m

MSRP

Caloura 300m$275

The Olmsted ExP-01$1,775

Full specifications

Case

7 specs

Crystal & Dial

3 specs

Crystal Shape

Flat

Double-domed

AR Coating

Inner

Underside

Lume

BGW9

Super-LumiNova

Movement

4 specs

Caliber

NH35

Sellita SW300

Beat Rate

28,800 vph

4 vph

Power Reserve

40h

42h

Complications

None

GMT, Chronograph, Date

Pricing

1 specs

MSRP

$275

$1,775

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