Rio Tinto to hold special tender for coloured stones at IDE

Mining giant Rio Tinto will hold a “Specials and Colored Rough Tender” of large and fancy coloured rough stones (+10.8-carats) at the Israel Diamond Exchange. The tender will be held October 11-15, 2015. According to Rio Tinto, invited customers will be able to buy high-value large single stones, parcels and natural coloured rough diamonds in a diverse range of sizes,...Read More