As well as plenty of other treasures, there is an 18 karat yellow gold lady's graduated diamond necklace, which stands out for its graceful shape and looks stunning when paired with its matching tennis bracelet.

Another striking pairing is lots 289 and 290, an 18 karat yellow gold, aquamarine and diamond ring, complete with a matching pendant.

A delightful piece in the sale is a platinum and 14 karat white gold diamond ring, fabulously retro with it's a-symmetrical design.

Check out Gray's catalog on Barnebys here.