5 Highest Quality Diamonds in the World

4. The Oppenheimer Blue Diamond:

Price per Carat: $3.933 Million

The Oppenheimer Blue Diamond, a marvel in the realm of rare fancy vivid blue diamonds, is named after its previous owner and renowned diamond enthusiast, Sir Philip Oppenheimer. Weighing around 14.62 carats, its rectangular emerald cut showcases its captivating color with brilliance. In a stunning auction moment in 2016, this extraordinary gem fetched an astonishing $50.6 million, securing its place among the most expensive diamonds ever sold. The identity of the lucky buyer remains a mystery, adding an intriguing allure to the legacy of this exceptional blue diamond.