Chintan Suhagiya is only 26, but already has seven years experience working in India's diamond industry.
Starting out, he ferried diamonds around his company, based in the world's diamond polishing capital, Surat in western India.
But over the years he learnt how to inspect diamonds and now he grades their quality, using specialist equipment.
His career has been transformed by a seismic shift in the diamond industry. Until two years ago, all the diamonds he inspected were natural - pulled from the ground at diamond mines. คาสิโนบาคาร่า