By Shimell and Madden, this is classic and elegant: a textured gold circle set with a .20 diamond in the centre. (There are also matching earrings.) They describe it as, “a transfixing handcrafted pendant necklace in heavily textured 18 karat Yellow Gold set with brilliant cut white diamonds 0.20ct.

Part of the AW17 Symmetry’ Collection by Shimell & Madden, a beautifully modern collection of pieces inspired by classical mathematics and ancient architecture. Distincitive, delicate and geometric, the collection is rooted in a disciplined mathematical approach to aesthetics. the idea of ‘Balanced Beauty’.”

This sells for £1,680.