Which is cheaper, the CWC RN81 Clearance Diver Automatic Watch or the Hamilton Khaki Aviation Takeoff Auto Chrono?

At MSRP the CWC RN81 Clearance Diver Automatic Watch is the cheaper of the two at $1,875, against $3,575 for the Hamilton Khaki Aviation Takeoff Auto Chrono — a $1,700 gap before any retailer discounting.

Which is bigger, the CWC RN81 Clearance Diver Automatic Watch or the Hamilton Khaki Aviation Takeoff Auto Chrono?

The Hamilton Khaki Aviation Takeoff Auto Chrono wears larger at 46mm versus 41mm for the CWC RN81 Clearance Diver Automatic Watch — a 5mm difference across the dial.

Which has better water resistance, the CWC RN81 Clearance Diver Automatic Watch or the Hamilton Khaki Aviation Takeoff Auto Chrono?

The CWC RN81 Clearance Diver Automatic Watch is rated to 300m versus 50m for the Hamilton Khaki Aviation Takeoff Auto Chrono.

Which has a longer power reserve, the CWC RN81 Clearance Diver Automatic Watch or the Hamilton Khaki Aviation Takeoff Auto Chrono?

The Hamilton Khaki Aviation Takeoff Auto Chrono carries a 60-hour power reserve against 40 hours on the CWC RN81 Clearance Diver Automatic Watch.

What movement does the CWC RN81 Clearance Diver Automatic Watch run compared to the Hamilton Khaki Aviation Takeoff Auto Chrono?

Both watches run automatic movements — the CWC RN81 Clearance Diver Automatic Watch uses the Sellita SW200-1 and the Hamilton Khaki Aviation Takeoff Auto Chrono uses the H-31.

Side by side

CWC RN81 Clearance Diver Automatic WatchvsHamilton Khaki Aviation Takeoff Auto Chrono

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

CWC RN81 Clearance Diver Automatic Watch

cwc-rn81-clearance-diver-watch

MSRP $1,875

Hamilton Khaki Aviation Takeoff Auto Chrono

h76786733

MSRP $3,575

At a glance

11 of 29 specs differ

Diameter

RN81 Clearance Diver Automatic Watch41mm

Khaki Aviation Takeoff Auto Chrono46mm

Power Reserve

RN81 Clearance Diver Automatic Watch40h

Khaki Aviation Takeoff Auto Chrono60h

Water Resistance

RN81 Clearance Diver Automatic Watch300m

Khaki Aviation Takeoff Auto Chrono50m

MSRP

RN81 Clearance Diver Automatic Watch$1,875

Khaki Aviation Takeoff Auto Chrono$3,575

Full specifications

Case

6 specs

Crystal & Dial

2 specs

Dial Color

CWC RN81 Clearance Diver Automatic Watch

Black

Lume

Super-LumiNova

None

Movement

2 specs

Caliber

Sellita SW200-1

H-31

Power Reserve

40h

60h

Pricing

1 specs

MSRP

$1,875

$3,575

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