The Graff Pink is a 24.78-carat pink diamond that sold for $46 million at a Sotheby's auction in 2010, making it the most expensive diamond ever sold at the time. 1)
The Blue Moon of Josephine is a 12.03-carat blue diamond that sold for $48.5 million at a Sotheby's auction in 2015, making it the most expensive diamond ever sold per carat. 2)
The Oppenheimer Blue is a 14.62-carat blue diamond that sold for $57.5 million at a Christie's auction in 2016, making it the most expensive blue diamond ever sold. 3)
The Pink Star is a 59.60-carat pink diamond that sold for $71.2 million at a Sotheby's auction in 2017, making it the most expensive diamond ever sold at auction. 4)
The Winston Blue is a 13.22-carat blue diamond that sold for $23.8 million at a Christie's auction in 2014, making it the most expensive blue diamond ever sold per carat. 5)
The Perfect Pink is a 14.23-carat pink diamond that sold for $23.2 million at a Christie's auction in 2010, making it the most expensive pink diamond ever sold at the time. 6)
The Moussaieff Red is a 5.11-carat red diamond that is valued at over $20 million, making it the most expensive red diamond ever sold. 7)
The Pink Promise is a 14.93-carat pink diamond that sold for $32.5 million at a Christie's auction in 2017, making it the most expensive pink diamond ever sold per carat. 8)
The Zoe Diamond is a 9.75-carat blue diamond that sold for $32.6 million at a Sotheby's auction in 2014, making it the most expensive blue diamond ever sold per carat at the time. 9)
The Bulgari Blue is a 10.95-carat blue diamond that sold for $15.7 million at a Christie's auction in 2010, making it the most expensive blue diamond ever sold per carat at the time. 10)
The Orange is a 14.82-carat orange diamond that sold for $35.5 million at a Christie's auction in 2013, making it the most expensive orange diamond ever sold. 11)
The Graff Vivid Yellow is a 100.09-carat yellow diamond that sold for $16.3 million at a Sotheby's auction in 2014, making it the most expensive yellow diamond ever sold per carat. 12)
The Archduke Joseph Diamond is a 76.02-carat colorless diamond that sold for $21.5 million at a Christie's auction in 2012, making it the most expensive colorless diamond ever sold at auction at the time. 13)
The Lesotho Promise is a 603-carat colorless diamond that was sold for $12.4 million in 2006, making it the world's 15th largest diamond and the most expensive rough diamond ever sold. 14)
The L'Incomparable Diamond Necklace features the world's largest internally flawless diamond, a 407.48-carat yellow diamond, and sold for $55 million in 2013, making it the most expensive necklace ever sold. 15)