A 59.60 carat pink oval diamond called "Pink Star" was sold in April 2017 at Sotheby's in Hong Kong for a record $ 71.2 million ($ 1194600 / carat). The Pink diamond had a preliminary value of $ 60 million. The unique stone was acquired by the Hong Kong jewelry company Chow Tai Fook (CTF), which renamed the diamond “CTF Pink Star” in honor of the brand's name. The gemstone has excellent quality characteristics. The color of this diamond is Fancy Vivid Pink by the Gemological Institute of America, and IF is clarity. This diamond is classified as a rare type IIa. It was cut from a 132.5 carat diamond mined by De Beers in 1999 in Australia
It took about 20 months to cut the stone. For the first time this diamond, under its old name "Steinmetz Pink", was shown to the public in Monaco in 2003. This Pink diamond has previously been exhibited at Sotheby's in November 2013 in Australia. Then he left for a record $ 83 million. But at the end of February 2014, it became known that the buyer could not pay for the diamond and the Sotheby's auction bought the stone for himself for $ 72 million. At the moment (December 2019), this is the largest and most expensive pink diamond sold at the auction. Also the CTF Pink Star is the world's most expensive gemstone ever sold at auction.
An 18.46 carat emerald cut bright pink "Pink Legacy" diamond was sold in November 2018 at Christie's in Geneva for US $ 50.3 million ($ 2,700,000 / carat). Estimate of the stone was 30-50 million dollars. The buyer of the jewelry was the Swatch Group, which owns the Harry Winston jewelry brand. The stone was given a new name in honor of the jeweler Harry Winston - "The Winston Pink Legacy". Pink diamond color - Fancy Vivid Pink, clarity - VS1.
The diamond from which this diamond was cut was mined around 1918 in South Africa and belonged to the Oppenheimer family, which owned the De Beers diamond mining company. The stone was finished in 1920. Winston's Pink diamond set a price per carat record for pink diamonds, which still (as of December 2019) has not been broken - $ 2.7 million / carat.
A 24.78-carat, rectangular, stepped-cut, rounded pink diamond was sold in November 2010 at Sotheby's in Geneva for $ 46.1 million ($ 1,860,000 / carat). The preliminary cost estimate of the stone was US $ 27-38 million. The new owner of the diamond was the famous jeweler Lawrence Graff, who gave the nameless stone the name "The Graff Pink". Stone color - Fancy Intense Pink (fancy intense pink), clarity - VVS2. A report on the stone from the Gemological Institute of Australia (GIA) also indicated that a diamond could potentially have a higher clarity FL if re-cut, while eliminating minor defects that would affect clarity ratings. The Pink diamond was also classified as a rare physical type IIa.
The history of this unique stone can only be traced back to the middle of the last century. It is not known for certain where and when the diamond was mined and cut. The first famous owner of the diamond was jeweler Harry Winston, who sold it to a private collector about 70 years ago. From then until this auction in 2010, the stone has never been put up for auction. It is now known that Lawrence Graff re-cut the acquired "The Graff Pink"... The new value of the stone mass is 23.88 carats, the loss was only 0.90 carats. At the same time, the risk of re-cutting the most expensive stone (at that time) sold at the auction turned out to be justified. The new GIA re-cut stone certificate now lists a more valuable color, Fancy Vivid Pink diamond, and has a clear IF. According to some estimates, the value of a jewel with such updated characteristics has increased by more than $ 10 million. In 2010-2017. this diamond was the most expensive pink diamond sold at the auction.
A large cushion-shaped Pink diamond "The Princie" weighing 34.65 carats was sold in April 2013 in New York at Christie's for $ 39.3 million ($ 1,135,000 / carat). Estimate was 20-30 million dollars. An anonymous collector became the buyer of the stone. Stone color - Fancy Intense Pink (fancy intense pink), clarity - VS2. It is also a rare type IIa diamond. The diamond from which the "Little Prince" was cut was mined over 300 years ago at the famous diamond mines of Golconda in India.
One of the owners of the stone was Osman Ali Khan, the ruler of Hyderabad, who was voted the richest man in the world by Time magazine in 1937. But after World War II, his financial situation deteriorated and the diamond was put up for sale at Sotheby's in 1960, where it was acquired by the jewelry house Van Cleef & Arpels. The diamond got its name in honor of the 14-year-old prince of Australia, who was present with his mother Maharani Sita Devi at the celebration of the purchase in the Parisian store Van Cleef & Arpels. The price reached in the auction makes this diamond the most expensive diamond from Golconda ever sold at auction.
A bright pink oval Pink diamond weighing 14.93 carats was sold in November 2017 in Hong Kong at Christie's for $ 31.8 million ($ 2,130,000 / ct). The preliminary cost estimate of the stone was $ 28-42 million. The buyer remained unknown. Stone color - Fancy Vivid Pink (fancy bright pink), clarity - VVS1. The stone is classified as a rare type IIa diamond. The original owner of the stone was Stephen Silver, a passionate Australia gemologist and jeweler who bought the diamond in 2013. The weight of the stone was then 16.21 carats, and the color was Fancy Intense Pink (fancy intense pink). Stephen suggested that if the stone was re-cut by changing its cutting parameters, then the color of the stone could become even brighter.