GemsMuse - Diamond & Jewellery Blog - The Korloff Noir Uncut, the 'Gargantuan Black Diamond' weighed an incredible 421 carats. Handed down through generations of the Russian Korloff family before being sold
![Largest Black Diamond' Revealed in Dubai, But Is the 'Korloff Noir' Really the Largest? | The Jeweler Blog Largest Black Diamond' Revealed in Dubai, But Is the 'Korloff Noir' Really the Largest? | The Jeweler Blog](https://thejewelerblog.files.wordpress.com/2015/12/blackdiamond1.jpg)
Largest Black Diamond' Revealed in Dubai, But Is the 'Korloff Noir' Really the Largest? | The Jeweler Blog
![People's Daily, China on Twitter: "An 88-carat super black #diamond will be displayed at an expo in Shanghai. Named Korloff Noir, the gem has 57 facets with an estimated value of $37 People's Daily, China on Twitter: "An 88-carat super black #diamond will be displayed at an expo in Shanghai. Named Korloff Noir, the gem has 57 facets with an estimated value of $37](https://pbs.twimg.com/media/ElcPG_ZXgAQJWgV.png)
People's Daily, China on Twitter: "An 88-carat super black #diamond will be displayed at an expo in Shanghai. Named Korloff Noir, the gem has 57 facets with an estimated value of $37
![An 88-carat super black diamond, is on display at the 2020 China International Import Expo in Shanghai, China, 5 November 2020. The Korloff Noir dia Stock Photo - Alamy An 88-carat super black diamond, is on display at the 2020 China International Import Expo in Shanghai, China, 5 November 2020. The Korloff Noir dia Stock Photo - Alamy](https://c8.alamy.com/comp/2DGFGG2/an-88-carat-super-black-diamond-is-on-display-at-the-2020-china-international-import-expo-in-shanghai-china-5-november-2020-the-korloff-noir-dia-2DGFGG2.jpg)
An 88-carat super black diamond, is on display at the 2020 China International Import Expo in Shanghai, China, 5 November 2020. The Korloff Noir dia Stock Photo - Alamy
![An 88-carat super black diamond, is on display at the 2020 China International Import Expo in Shanghai, China, 5 November 2020. The Korloff Noir dia Stock Photo - Alamy An 88-carat super black diamond, is on display at the 2020 China International Import Expo in Shanghai, China, 5 November 2020. The Korloff Noir dia Stock Photo - Alamy](https://c8.alamy.com/comp/2DGG8EP/an-88-carat-super-black-diamond-is-on-display-at-the-2020-china-international-import-expo-in-shanghai-china-5-november-2020-the-korloff-noir-dia-2DGG8EP.jpg)