Lot 198. An emerald and diamond-set enamelled turban ornament (sarpech), North India, 19th centuryEstimate 20,000 — 30,000 GBPLot sold 43,750 GBP. Photo: Sotheby's.

gently curved jewel featuring a central hexagonal-cut emerald carved with flowerheads, between two oval carved emeralds, a drop-shape carved emerald above with diamond-set petalled border, two hanging spinels and seed pearls, polychrome floral enamelling to reverse, clasps on either side with metal-thread cord - main jewel: 7 by 7.6cm.

Sotheby's. Arts of the Islamic World, London, 26 Apr 2017, 10:30 AM