Ellen wears dress, from a selection, Erdem. Shoes, £595, Bionda Sastana. Alhambra diamond necklace, £70,900, Van Cleef & Arpels. Earrings, £320, Prada. Silk woven bracelet, £6,300, Carolina Bucci at Harrods. Gold topaz ring, £5,675, Pomellato. Happy Sport diamond watch, £5,570, Chopard. Bracelet, £383, Lulu Frost. Diamond and blue topaz ring, £3,930, Chaumet. Birthstone rings, from £40, Pandora. Riding boots, £650, helmet, £320, and mallets, £190 each, La Martina at Harrods. Saddle, £4,000, mat, £290, and crop, £600, Hermes. Bag, £1,437, Ralph Lauren.