An impressive emerald, natural pearl, cultured pearl and diamond tiara. Photo Christie’s Image Ltd 2012

The Belle Epoque diamond-set scroll tapering bandeau on a later added base of graduated cultured and natural pearls with diamond rondelle spacers, to the later added graduated bar surmount set with cultured and natural pearls, emeralds and diamonds, inner diameter 14.5 cm. Estimate CHF140,000 - CHF230,000 ($150,173 - $246,713). Price Realized CHF555,000 ($588,189)

Accompanied by report no. 62909 dated 2 April 2012 from the SSEF Swiss Gemmological Institute stating that the pearls are natural and cultured pearls

Report no. 63003 dated 2 April 2012 from the SSEF Swiss Gemmological Institute stating that the emeralds are all of Colombian origin, 2 with minor to moderate amount of oil and 6 with minor to moderate amount of resin

Christie's. MAGNIFICENT JEWELS. 16 May 2012. Geneva - www.christies.com