Sybil Dunlop silver moonstone and chalcedony necklace – £2400 at Halls of Shrewsbury.

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It was offered at Halls (20% buyer’s premium) in Shrewsbury on September 18 with both its original fitted box and a Sybil Dunlop business card showing the address of the Kensington Church Street workshop where she traded from the 1920s up until the Second World War.

Later her principal craftsman William Narthanson traded under her name until his retirement in 1971.

The hammer price was £2400.