Cullinan Mine is Petra’s flagship asset and a world-class kimberlite, famous for being home of the largest gem diamond (3,106cts) ever recovered as well as being the world’s most important source of blue diamonds.

Discovered in 1902, Cullinan Mine has yielded many of the Earth’s most desirable and iconic diamonds, and is renowned for very rare and highly valuable Type IIb blue diamonds and high-quality Type IIa white diamonds.