Which is cheaper, the Oris Big Crown Diamonds or the CWC RN81 Clearance Diver Automatic Watch?

At MSRP the CWC RN81 Clearance Diver Automatic Watch is the cheaper of the two at $1,875, against $3,300 for the Oris Big Crown Diamonds — a $1,425 gap before any retailer discounting.

Which is bigger, the Oris Big Crown Diamonds or the CWC RN81 Clearance Diver Automatic Watch?

The CWC RN81 Clearance Diver Automatic Watch wears larger at 41mm versus 34mm for the Oris Big Crown Diamonds — a 7mm difference across the dial.

Which has better water resistance, the Oris Big Crown Diamonds or the CWC RN81 Clearance Diver Automatic Watch?

The CWC RN81 Clearance Diver Automatic Watch is rated to 300m versus 50m for the Oris Big Crown Diamonds.

Which has a longer power reserve, the Oris Big Crown Diamonds or the CWC RN81 Clearance Diver Automatic Watch?

The CWC RN81 Clearance Diver Automatic Watch carries a 40-hour power reserve against 42 hours hours on the Oris Big Crown Diamonds.

What movement does the Oris Big Crown Diamonds run compared to the CWC RN81 Clearance Diver Automatic Watch?

Both watches run automatic movements — the Oris Big Crown Diamonds uses the 531 and the CWC RN81 Clearance Diver Automatic Watch uses the Sellita SW200-1.

Side by side

Oris Big Crown DiamondsvsCWC RN81 Clearance Diver Automatic Watch

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

Oris Big Crown Diamonds

01-531-7797-4094-07-8-17-06

MSRP $3,300

CWC RN81 Clearance Diver Automatic Watch

cwc-rn81-clearance-diver-watch

MSRP $1,875

At a glance

18 of 29 specs differ

Diameter

Big Crown Diamonds34mm

RN81 Clearance Diver Automatic Watch41mm

Power Reserve

Big Crown Diamonds42 hoursh

RN81 Clearance Diver Automatic Watch40h

Water Resistance

Big Crown Diamonds50m

RN81 Clearance Diver Automatic Watch300m

MSRP

Big Crown Diamonds$3,300

RN81 Clearance Diver Automatic Watch$1,875

Full specifications

Case

8 specs

Crystal & Dial

5 specs

Crystal Shape

—

Flat

AR Coating

Underside

Inner

Dial Color

Black

CWC RN81 Clearance Diver Automatic Watch

Indices

—

Applied

Lume

None

Super-LumiNova

Movement

4 specs

Caliber

531

Sellita SW200-1

Beat Rate

4 vph

28,800 vph

Power Reserve

42 hoursh

40h

Jewels

—

Pricing

1 specs

MSRP

$3,300

$1,875

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