Diamond miner Alrosa will offer 202 gem-quality rough diamonds for sale at an auction to be held in Israel from August 19 to September 6.
The diamonds, with a combined weight of 3 165 ct, are all larger than 10.8 ct, otherwise known as 'special' diamonds.
Alrosa has invited about 100 companies from Israel, Belgium, India, Hong Kong and Russia to participate in the auction.