Enjoy a tour of the Premier Mine, opened in 1902, where the world’s biggest diamond (3106 carats) was discovered in 1905, and a 507 carats diamond in September 2009! Premier Mine has produced 255 gem diamonds of over 100 carats, and nearly a quarter of the world’s gem diamonds of 400 carats and over! This is also the only outlet in the world where you can buy the Cullinan Star Cut diamond – a unique 66 facet cut. Each stone is laser inscribed - your assurance of the stone’s uniqueness. On the surface tour visitors will see the big hole, the shaft and the diamond room where a selection of uncut diamonds and replicas of world-famous diamonds are displayed. It is advisable to wear comfortable shoes as a fair amount of walking is involved.