Weighing in at 55.22 carats, the “Estrela de Fura” is the world’s largest known gem-quality ruby – and this Thursday, the stone broke another record when it sold for a whopping $34.8 ...

This vase was produced by the imperial kilns for the Qianlong Emperor’s court, making it one of the most expensive vases in ...

NEW YORK -- The world's most expensive diamond and ruby have been sold in the same auction -- a first in auction history. A 55-carat ruby sold for nearly $35 million at Sotheby's Magnificent ...

According to Guinness World Records, the most expensive object on Earth is the Itaipu hydroelectric dam. The dam was constructed from 1971 to 1984 between Brazil and Paraguay on the Paraná River.