Which is cheaper, the CWC 6BB-WR or the Sheffield 1A 40mm?

At MSRP the Sheffield 1A 40mm is the cheaper of the two at $228, against $1,875 for the CWC 6BB-WR — a $1,647 gap before any retailer discounting.

Which is bigger, the CWC 6BB-WR or the Sheffield 1A 40mm?

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

Which has better water resistance, the CWC 6BB-WR or the Sheffield 1A 40mm?

The Sheffield 1A 40mm is rated to 200m versus 100m for the CWC 6BB-WR.

What movement does the CWC 6BB-WR run compared to the Sheffield 1A 40mm?

Both watches run automatic movements — the CWC 6BB-WR uses the Sellita SW510 and the Sheffield 1A 40mm uses the Seiko NH35.

Side by side

CWC 6BB-WRvsSheffield 1A 40mm

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 40mm

allsport-1-auto

MSRP $228

At a glance

8 of 29 specs differ

Diameter

6BB-WR42mm

1A 40mm40mm

Power Reserve

6BB-WR40h

1A 40mm40h

Water Resistance

6BB-WR100m

1A 40mm200m

MSRP

6BB-WR$1,875

1A 40mm$228

Full specifications

Case

5 specs

Crystal & Dial

1 specs

Dial Color

CWC 6BB-WR

—

Movement

1 specs

Caliber

Sellita SW510

Seiko NH35

Pricing

1 specs

MSRP

$1,875

$228

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CWC 6BB-WRvsSheffield 1A 40mm

At a glance

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