Nir Livnat on National Jeweler: “Williamson Pink Star is a masterpiece of nature”

Sotheby’s has unveiled an 11-carat fancy vivid pink diamond expected to sell for upwards of $20 million in a single-lot auction in October. Named the “Williamson Pink Star” the diamond is the product of a 32-carat rough stone unearthed at the Williamson mine in Mwadui, Tanzania. Diacore purchased the diamond for $13.8 million from mine […]