Which is cheaper, the CWC RN81 Clearance Diver Automatic Watch or the Sheffield 1A?

At MSRP the Sheffield 1A is the cheaper of the two at $223, against $1,875 for the CWC RN81 Clearance Diver Automatic Watch — a $1,652 gap before any retailer discounting.

Which is bigger, the CWC RN81 Clearance Diver Automatic Watch or the Sheffield 1A?

The CWC RN81 Clearance Diver Automatic Watch wears larger at 41mm versus 40mm for the Sheffield 1A — a 1mm difference across the dial.

Which has better water resistance, the CWC RN81 Clearance Diver Automatic Watch or the Sheffield 1A?

The CWC RN81 Clearance Diver Automatic Watch is rated to 300m versus 200m for the Sheffield 1A.

What movement does the CWC RN81 Clearance Diver Automatic Watch run compared to the Sheffield 1A?

Both watches run automatic movements — the CWC RN81 Clearance Diver Automatic Watch uses the Sellita SW200-1 and the Sheffield 1A uses the Seiko NH35A.

Side by side

CWC RN81 Clearance Diver Automatic WatchvsSheffield 1A

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

Add a watch

CWC RN81 Clearance Diver Automatic Watch

cwc-rn81-clearance-diver-watch

MSRP $1,875

Sheffield 1A

diver-1a-40mm-white

MSRP $223

At a glance

9 of 29 specs differ

Diameter

RN81 Clearance Diver Automatic Watch41mm

1A40mm

Power Reserve

RN81 Clearance Diver Automatic Watch40h

1A—

Water Resistance

RN81 Clearance Diver Automatic Watch300m

1A200m

MSRP

RN81 Clearance Diver Automatic Watch$1,875

1A$223

Full specifications

Case

4 specs

Diameter

41mm

40mm

Thickness

12mm

12.8mm

Lug-to-Lug

47mm

46mm

Water Resistance

300m

200m

Crystal & Dial

2 specs

Dial Color

CWC RN81 Clearance Diver Automatic Watch

White/Blue

Lume

Super-LumiNova

Swiss blue lume

Movement

2 specs

Caliber

Sellita SW200-1

Seiko NH35A

Power Reserve

40h

—

Pricing

1 specs

MSRP

$1,875

$223

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CWC RN81 Clearance Diver Automatic WatchvsSheffield 1A

At a glance

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