(IDEX Online) - Pharrell Williams, the US singer/songwriter best known for "Happy" tomorrow (17 March) launches a high jewelry sale on his digital-first auction house.A Journey Through Gems will feature a 50-carat D Flawless Type IIa heart-shaped loose diamond and a pair of 18k white gold 4-panel diamond shape earrings with natural purple sapphire, as worn by Taylor Swift at the 2023 Grammy Awards.The Joopiter online auction is in partnership with Lorraine Schwartz, jeweler to many A-list celebrities, and includes some of her one-of-a-kind commissions.Schwartz said: "I was lucky enough to meet Pharrell over 20 years ago, and we've built an incredible friendship through a mutual appreciation for the most exquisite and unique gems in the world."Pic courtesy Joopiter