London – Diamond-studded pieces stole of the show at Bonhams Knightsbridge Jewels sale on Wednesday 15 February, forming 9 of the top 10 lots. The top lot of the sale was a Cartier diamond line bracelet, which sold for £22,950 against a pre-sale estimate of £5,000-7,000.

The 330-lot sale made a total of £812,124, with 81% sold by lot and 95% sold by value.

Carole Gordon, Bonhams Head of Department Knightsbridge, Jewellery, UK, commented: "We are delighted with the results of our latest Knightsbridge Jewels sale and in particular to see such impressive results for diamonds. It certainly shows that the stones are still highly sought-after – with 9 of the top 10 being pieces comprised of the stone."

Other highlights included:

• A Cartier diamond line necklace. Sold for £19,125.

• A diamond line bracelet, circa 1930. Sold for £19,125.

• A diamond double-clip spray Brooch, mid-20th century. Sold for £17,850.

• A diamond single-stone ring. Sold for £17,212.

• A diamond double-clip brooch, circa 1950. Sold for £15,300.

• Elsa Peretti for Tiffany: 'diamonds by the yard' necklace, 2015. Sold for £14,025.

• A natural and cultured pearl necklace. Sold for £12,112.

• A diamond two-stone ring. Sold for £11,475.

• An Amethyst Rivieré Necklace and Earrings Demi-parure dating from the19th Century. Sold for £8,287. Amethysts are the February birthstone.

16 February 2023