The ruby sold for a record US$30.42 million on 12 May 2015 at a Sotheby's auction in
Geneva, Switzerland, to
Heidi Horten. and bidding started at 11 million
Swiss francs or US$11.8 million. Also known as lot 502 of the evening, bidding lasted approximately seven minutes with buyers via phone as the main source of bidding. The Sunrise Ruby greatly surpassed the previous record holder, the
Graff ruby ring, which sold for US$8.6 million in November 2014. Its record-setting price has been attributed to the rapid increase in prices for coloured gemstones and public auctions, with figures often "rivaling the performance of the much-sought-after colored diamonds". Following the death of Horten, the jewel was auctioned by
Christie's in Geneva on 10 May 2023 for $14.7 million. ==See also==