From left to right

Ribbon ring, £2,800, William & Son (020-7493 8385; www.williamandson.com); Diamond butterfly brooch, £28,000, Lucie Campbell (020-7629 4647; www.luciecampbell.com); Arabesque earrings in violet sapphire, pearl and diamond, £40,000, Ritz Fine Jewellery (020-7409 1312; www.ritzfinejewellery.com); Tank Americaine watch, £6,250, Cartier (020-3147 4850; www.cartier.com); Necklace and bracelet set, £2,950, Mikimoto (020-7399 9860; www.mikimoto.co.uk); Vintage lace diamond ring, £73,000, Boodles (020-7437 5050; www.boodles.com); 18ct yellow-gold canary and white diamond bow brooch, £27,950, Lucie Campbell (as above); Oeuf Cadeau Pendant, £6,738, Fabergé (020-7491 7256; www.faberge.com); Art Deco diamond drop earrings, £7,500, Susannah Lovis (020-7493 2008; www.susannahlovis.com); Flower spray brooch, £34,000. Can be worn with diamond butterfly brooch, £62,000 for both, Lucie Campbell (as above); Whorl bangle, £5,195, Cassandra Goad (020-7730 2202; www.cassandragoad.com); Tank Française watch, £4,100, Cartier (as above); Whirlpool ring, £4,850, William & Son (as above); Bracelet, part of set, Mikimoto (as above); Chocolates, from a selection at Fortnum & Mason (020-7734 8040; www.fortnumandmason.com)

Photographed by John Lawrence Jones. Styled by Hetty Chidwick