Skip to content Highlights of the Gem & Jewellery Exhibition and Sale held at Ratnapura on 1st & 2nd November 2011 to commemorate the 40th Anniversary of NGJA Highlights of the Gem & Jewellery Exhibition and Sale held at Ratnapura on 1st & 2nd November 2011 to commemorate the 40th Anniversary of NGJA Highlights of the Gem & Jewellery Exhibition and Sale held at Ratnapura on 1st & 2nd November 2011 to commemorate the 40th Anniversary of NGJA 
