CH-7 diamonds average $100/c; priciest stone worth US$16,555

Peregrine Diamonds Ltd. March 8 reported that a 735.75 carat parcel of commercial-size diamonds recovered from five geological units of the CH-7 kimberlite pipe at its Chidliak project in Nunavut were valued at an average price of US$100 per carat.

The eight highest value diamonds ranged in size from 1.35 carats to 5.33 carats, weighed 21.58 carats in total, and had a current average price valuati...