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William LaCourse

FILE - In this Wednesday, March 29, 2017, file photo, the "Pink Star" diamond, the most valuable cut diamond ever offered at auction, is displayed by a model at a Sotheby's auction room in Hong Kong. The stunning 59.6 carat diamond has sold for HK$553 million or US$71.2 million at a Sotheby's auction in Hong Kong, setting a record for any diamond or jewel. It's Also the highest price for any work ever sold at auction in Asia. (AP Photo/Vincent Yu, File) (AP Photo/Vincent Yu, File)

Diamonds are forever — whether made in a lab or mined from the earth

Joshua Wilhide, William LaCourse