Which is cheaper, the CWC 6BB-WR or the Sheffield 1A?

At MSRP the Sheffield 1A is the cheaper of the two at $223, against $1,875 for the CWC 6BB-WR — a $1,652 gap before any retailer discounting.

Which is bigger, the CWC 6BB-WR or the Sheffield 1A?

The CWC 6BB-WR wears larger at 42mm versus 40mm for the Sheffield 1A — a 2mm difference across the dial.

Which has better water resistance, the CWC 6BB-WR or the Sheffield 1A?

The Sheffield 1A is rated to 200m versus 100m for the CWC 6BB-WR.

What movement does the CWC 6BB-WR run compared to the Sheffield 1A?

Both watches run automatic movements — the CWC 6BB-WR uses the Sellita SW510 and the Sheffield 1A uses the Seiko NH35A.

Side by side

CWC 6BB-WRvsSheffield 1A

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

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CWC 6BB-WR

cwc-1970s-6bb-raf-pilots-chronograph-automatic

MSRP $1,875

Sheffield 1A

diver-1a-40mm-white

MSRP $223

At a glance

10 of 29 specs differ

Diameter

6BB-WR42mm

1A40mm

Power Reserve

6BB-WR40h

1A—

Water Resistance

6BB-WR100m

1A200m

MSRP

6BB-WR$1,875

1A$223

Full specifications

Case

5 specs

Crystal & Dial

2 specs

Dial Color

CWC 6BB-WR

White/Blue

Lume

None

Swiss blue lume

Movement

2 specs

Caliber

Sellita SW510

Seiko NH35A

Power Reserve

40h

—

Pricing

1 specs

MSRP

$1,875

$223

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CWC 6BB-WRvsSheffield 1A

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