To mark the opening of the 28th Biennale des Antiquaires, world top luxury jewelry brand de Grisogono, is delighted to announce the acquisition of the rights to The Constellation, the world’s most expensive rough diamond,The press conference was held in the Paris Grand Palais on Friday September 9th, 2016.The purchase represents a ground - breaking moment for the company in its journey to become one of the world’s leading high jewellery and watch brands. br br Stay in touch with the FashionTV online network: br br br br FASHIONTV VOD: br br FACEBOOK: br br INSTAGRAM: br br CHANNEL br br GOOGLE PLUS br br TWITTER: br FashionTV’s network brings you fashion in new and imaginative ways every day online! From the front row of fashion’s biggest shows and runways, to highlights of all the best fashion stories from around the world, to the gorgeous models that make the industry tick, FashionTV is there to bring them to you first! The total source for worldwide fashion coverage, FashionTV has new uploads every day with 247 access to content for all your fashion and style needs.