in 2024 Botswana with the help of Canadian company lucara Diamond Unearthed the world's second largest diamond ever a jaw-dropping 2,492 karat this colossal gem was discovered in the karawi diamond mine managed by lucara Diamond but that's not all back in 2015 Botswana found the world's third largest diamond at a massive 119 Karat and in 2021 they also discovered the world's fourth largest diamond weighing 1,98 Kat botswana's Diamond Legacy is truly shining bright