C.Dunaigre Consulting ia an independent Swiss based company in Luzern that was set up in April 2008 by Christian Dunaigre, a qualified gem expert. The company’s aim is to assist and accompany the global gem industry in its growth and development by offering a trustworthy and professional on-site gem identification service for coloured stones. Since the start, C.Dunaigre Consulting has been able to deliver a reliable identification service by using state of the art analytical techniques. And while pursuing its successful on-site activities in Switzerland, C.Dunaigre Consulting expanded its operations in Bangkok, Thailand on May 2014 with a fully equipped Gem testing Laboratory in order to cater for the increasing demand in Asia and to service the needs of the local and international trade.