Astra Diamonds is one of Israel’s top rough , Cut and fancy color suppliers. Astra’s estimated 2010 rough diamond turnover will exceed half a billion USD.Mr. Schnur's group of companies are involved in real estate, infrastructure, technologies, precious metals , diamonds etc. and is the majority share holder of KARDAN NV (http://www.kardan.com/) . Kardan is one of China’s largest foreign real estate developers building over 3 million sqm of commercial and residential space in cities all around China + water purification plants both in China and in Africa and other countries. rough diamond and cut diamond