How Big Is the Largest Diamond

With a weight of 545.67 carats, the Golden Jubilee is the largest diamond in the world. It is also the biggest faceted diamond on the planet. The original rough diamond had a weight of 755 carats. The diamond was unearthed in South Africa’s Premiere Mine. It was given to Thailand’s king in 1997 on the 50th year of his crowning as king.

The Cullinan I

The Cullinan I weighs 530.20 carats. It is the biggest of the nine stones cut from the Cullinan Diamond. The original Cullinan Diamond weighed 3,106 carats. Before it was cut, the Cullinan was the largest diamond in the world. Another name for this diamond is the Star of Africa.

The Cullinan I size is 2.12x 1.76 x 1.16 inches. Its facets number a total of 76. This diamond is now part of the Crown Jewels in the London Tower. It has a price tag of around $400 million.

The Incomparable

The Incomparable weighed 890 carats in the rough. After polishing and cutting, it now weighs 407.08 carats. It was located in Mbuji Mayi in Zaire (now Congo) sometime in the 1980s. The Incomparable got its name for its flawless interior. Its dimensions are 53.90 x 35.19 x 28.18 mm. It has a yellow-brown color.

The Cullinan II

The Cullinan II is also cut from the original Cullinan. It weighs 317.40 carats. Shaped as a cushion, it is in the middle of the UK’s Imperial State Crown. The diamond got its name from Thomas Cullinan, who was responsible for opening the mine when the diamond was found. The other diamonds in the Cullinan are with the Royal Family or on the British Crown Jewels.

The Spirit of de Grisogono

The weight of this diamond has been put at 312.54 carats. It is the fifth biggest diamond in the world. Among the black cut diamonds on the planet, it is the largest. The Spirit of de Grisogono is mounted on white gold. It has over 700 diamonds. The original rough diamond was 587 carats. This diamond was found west of Central Africa.


Number six in the list of the largest diamond in the world is the Centenary. It has a weight of 273.85 carats. It was mined in Africa and weighed 599 carats. It measures 39.90 x 50.50 x 24.55 mm. The facets number 247.

The Jubilee is number seven with a weight of 245.35 carats. It is shaped like a cushion and is colorless. The original stone weighed 650.80 carats. It was located in Jagersfontein Mine around 1895.

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