#GRS documentary 2015: Interesting discoveries at the Mandalay gemstone market
#GRS documentary 2012: New world record ‘Pigeon’s Blood’ rubies discovered in Madagascar – Part 6/6
#GRS documentary 2012: New world record ‘Pigeon’s Blood’ rubies discovered in Madagascar – Part 5/6
#GRS documentary 2012: New world record ‘Pigeon’s Blood’ rubies discovered in Madagascar – Part 4/6
#GRS documentary 2012: New world record ‘Pigeon’s Blood’ rubies discovered in Madagascar – Part 3/6
#GRS documentary 2012: New world record ‘Pigeon’s Blood’ rubies discovered in Madagascar – Part 2/6
#GRS documentary 2012: New world record ‘Pigeon’s Blood’ rubies discovered in Madagascar – Part 1/6
