AUCTIONS – Mouawad diamond and fancy coloured diamond ‘Toi Et Moi’ ring leads Bonhams London Jewels auction on June 13


LONDON – Bonhams New Bond Street presents London Jewels on 13 June, 2024. The 120-lot sale features a spectacular collection of jewellery ranging from Archaeological Revival pieces to an exceptional collection of signed Art Deco jewels, including a rare Bulgari clip brooch and exquisite bracelets from the 1930s by Boucheron and Cartier. London Jewels also showcases a 1950s diamond bracelet by Van Cleef & Arpels and an impressive range of certificated diamondsfancy coloured diamondsemeralds, and Kashmir sapphires, and bold 1960s and 1970s statement designs by coveted brands. 

Leading the sale is a Mouawad diamond and fancy coloured diamond ‘Toi Et Moi’ ring. The radiant-cut fancy intense blue diamond, weighing 5.03 carats, is obliquely set with a radiant-cut fancy purple-pink diamond, weighing 5.13 carats. The gallery and shoulders are pavé-set with brilliant-cut diamonds of pink and blue tint. Offered with an estimate of £1,000,000-1,500,000.

AUCTIONS – Mouawad diamond and fancy coloured diamond ‘Toi Et Moi’ ring leads Bonhams London Jewels auction on June 13

Mouawad diamond and fancy coloured diamond ‘Toi Et Moi’ ring. Picture courtesy of Bonhams

Another notable lot is a Belle Époque Marcus & Co. enamel, pearl, diamond, and gem-set broochfrom circa 1895. Decorated with iridescent cloisonné enamel with sinuous tendrils, millegrain-set with old-brilliant and rose-cut diamonds, accented by circular-cut emeralds, rubies, and sapphires. The central pearl of purple tint is surrounded by an old brilliant-cut diamond quatrefoil, terminating with a natural pearl drop. Offered with an estimate of £60,000-80,000. 

Jennifer Tonkin, Bonhams Co-Head of Department, Jewellery, UK, said: “London Jewels showcases best in class examples from every era, including Kashmir sapphires, certificated diamonds, and many grades of exceptional coloured diamonds including fancy light yellow, fancy yellow, fancy intense yellow and fancy vivid yellow stones. Jewellery designs include an array of bracelets from Castellani to Cartier, including Art Deco jewels showcasing the artistry and technical ingenuity of the most celebrated jewellers during this period. Standout lots are an exquisite Bulgari diamond double-clip brooch, a Cartier rock crystal, enamel, and gem-set bangle of Indian inspiration and 1950s Van Cleef & Arpels diamond bracelet. 

“London Jewels also features antique jewels with ancestral provenance including an enamel, pearl, and diamond jewel by Marcus & Co. that crosses both Belle Époque and Art Nouveau aesthetics, presenting a rare opportunity for both specialists and collectors alike. Leading the sale is an enchanting ring by Mouawad set with a 5.13 carat fancy purple-pink diamond obliquely-set with a 5.03 carat fancy intense blue diamond – true miracles of nature – that we are immensely proud to offer.”