In November, Sotheby’s sold the Blue Moon, the 12.03 ct. internally flawless vivid blue cushion cut, for $48.5 million, setting a world record for a diamond at auction.
Before that, however, the stone, discovered at the Cullinan mine in South Africa, was a 29.62 ct. piece of rough, which was purchased by Cora International for $25.6 million at a February 2014 tender.
But what happened in between? How is cutting such a rare and valuable stone—one significant enough to be exhibited at the Natural History Museum of Los Angeles County—different from cutting any other stone?
Read here the all article published on JCK:
http://www.jckonline.com/blogs/cutting-remarks/2016/01/22/what-its-cut-worlds-most-expensive-diamond
When you subscribe to the blog, we will send you an e-mail when there are new updates on the site so you wouldn't miss them.
Diamond industrialist Ehud Arye Laniado is a man passionate about diamonds. From his early 20s in Africa and later in Belgium honing his expertise in forecasting the value of polished diamonds by examining rough diamonds by hand, till today four decades later, as chairman of his international diamond businesses spanning mining, exploration, rough and polished diamond valuation, trading, manufacturing, retail and consultancy services, Laniado has mastered both the miniscule details of evaluating and pricing individual rough diamonds and the entire structure of the diamond industry. Today, his global operations are at the forefront of the industry, recognised in diamond capitals from Mumbai to Tel Aviv and Hong Kong to New York.