What are the records and documentation required for a historically significant diamond?

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 ... This elegant and rare blue diamond costs around $250 million. It weighs about 45.52 carats, which is very exceptional. May 16, 2023 ... Red colored diamonds are the rarest and most valuable of all the fancy color diamonds. · The Argyle diamond mine is the world's largest producer ... Pure orange diamonds are the rarest colour diamonds of all. That also means they're among the most valuable diamonds in the world. From canary yellow to exceptionally rare red, blue and green, we take a look at the top 10 most expensive coloured diamonds in the world. May 22, 2024 ... And it is interesting to see that just because a color is rare, doesn't always make it the most expensive color as Red Diamonds are the rarest ... 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 ... 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. True to its name, the Splendor is one of the rarest diamonds in the world, weighing 101.84 carats and valued at an estimated $13,970,000 US dollars. In 2003 ... Oct 10, 2023 ... But even jewelry-grade diamonds aren't very rare. While we don't have a global estimate for how many diamonds are available in the world, at ...