Here’s a list of some of the biggest “rock” stars in the world.

1. The Cullinan

This diamond was the largest rough gem quality diamond ever found. When it was originally found in 1905, it weighed in at a mind blowing 3106 carats. It has since been cut into 105 different stones, the largest being the Cullinan I, also known as the Star of Africa which weighs 530 carats. The Cullinan II, also known as the Lesser Star of Africa is the fourth largest faceted diamond in the world weighing in at 317.4 carats.

2. The Excelsior

Until the discovery of the Cullinan, this diamond was the largest rough gem quality diamond ever found. In the rough it weighed 971 carats, and it has been cut into 10 different stones. The largest stone, the Excelsior I weighs 69.68 carats.

3. The Golden Jubilee

This diamond is the largest faceted diamond in the world. The yellow-brown fire rose cushion cut diamond weighs in at 545.67 carats and is worth an estimated $1.5 billion.

4. The Centenary

This is the worlds largest D grade flawless diamond. The modified heart shaped diamond weighs in at 273.85 carats.

5. The Millenium Star

This is the worlds second largest D grade flawless diamond. The pear shaped diamond weighs in at 203.04 carats.