RAPAPORT... Alrosa sold $10.7 million worth of rough at a large-stoneauction in Hong Kong, the Russian miner said Tuesday. The 136 diamonds - each over 10.8 carats - weighed acombined 2,234 carats, including 25 fancy-yellow stones, and fetched an averageprice of $4,790 per carat. The auction took place during the September HongKong Jewellery & Gem Fair. Companies from Hong Kong, mainland China, Belgium, Israeland India participated in the auction, Alrosa said. According to Russian law, rough diamonds above 10.8 caratsfrom the nation's mines can only be sold at auction. Image: Rough diamonds. (Shutterstock)