Can fluorescence make a white diamond look whiter?

We have created a list of the 15 most expensive diamonds ever sold. The most valuable diamonds are remarkably large or have exceptional color and clarity. Jun 13, 2023 ... The rarest and most prized of all these diamond types is the elusive red diamond with only 20-30 specimens thought to exist in the world. Dec 30, 2024 ... Tessera, which has branches in Makati and Quezon City, sells quality pieces and ethically sourced gemstones like diamonds. “We are committed to ... Jul 1, 2022 ... Ever wonder what is the rarest cut of diamond? The jubilee cut remains one of the rarest diamond cuts that do not feature a table; instead, it ... Feb 4, 2023 ... What is the world's most costly diamond? The Kohinoor diamond is the most expensive diamond in the world. According to reports, the unusual ... Sep 2, 2024 ... Q1. What is the rarest diamond in the world? Red diamonds are classified as the rarest and among some of the most expensive diamonds in the ... Of the various different colors, Fancy Red Diamonds are by far the rarest. They are not often found, and sourced from very few locations around the world. Apr 8, 2025 ... ABU DHABI, United Arab Emirates (AP) — A rare blue diamond was displayed Tuesday at an exhibition of $100 million worth of the world's rarest ... Jan 17, 2018 ... The Koh-I-Noor is an oval-shaped diamond and weighs 105.6 carats. Steeped in mystery and legend, it is believed that the stone has been mined in India in the ... At a huge 1,109 carats, the tennis-ball sized Lesedi La Rona rough diamond was first honoured with its very own auction at Sotheby's London on June 29, 2016 but ...