Royal pearl necklace, 'Graff Ruby' to go under the hammer
Sotheby's will be offering several jewels from the Dimitri Mavrommatis collection on auction, including precious stones and avant-garde jewelry led by the "Graff Ruby," which is estimated to fetch $6.9 million to nearly $9.2 million. Duration: 00:58
Sotheby's will be offering several jewels from the Dimitri Mavrommatis collection on auction, including precious stones and avant-garde jewelry led by the "Graff Ruby," which is estimated to fetch $6.9 million to nearly $9.2 million. Duration: 00:58
