Yvonne LéonMinaudière Coeur 9- and 18-karat gold, agate and diamond necklace Gold

Yvonne Leon's necklace is strung with a heart-shaped pendant that's inspired by glamorous, vintage minaudieres - the agate-tipped prongs at the top open just like those on the handbags. It's handcrafted from 9- and 18-karat gold and set with light-catching diamonds, totalling 0.67-carats. Details & Care - Red agate, total weight: 1.55-carats; round-cut gray diamonds, total weight: 0.67-carats - Clasp fastening - This piece has been certified in accordance with the Hallmarking Act 1973