Sri Lankan blue sapphire was depicted in the latest issue of stamps from Germany. A few samples were presented by Mrs. Heike Faller of Germany to Mr Prasad Galhena , on the 17th January 2012 at the National Gem and Jewellery Authority.
Sri Lankan blue sapphire was depicted in the latest issue of stamps from Germany. A few samples were presented by Mrs. Heike Faller of Germany to Mr Prasad Galhena , on the 17th January 2012 at the National Gem and Jewellery Authority.