Established in Hong Kong in 2012, PDC Ltd is the distributor of gem quality lab grown diamonds that are socially responsible and   eco-friendly. PDC Diamonds are 100% genuine with the exact same physical, chemical and optical properties of a mined diamond. PDC Diamonds are certiļ¬ed type IIa diamonds which are better than 98% of all diamonds. This pu ts our diamonds in the league of historic diamonds from the Type IIa class, such as the world renowned ‘Kohinoor’ from Golconda mines, ‘Cullinan’ diamond and the ‘Elizabeth Taylor Diamond’ formerly known as the ‘Krupp’ diamond.