The Most Expensive Diamonds in the World

most expensive diamond

There is something about diamonds that makes people blissful. There are those who care much about the number of carats they are wearing while others who would go crazy just to have the biggest rock on their finger.

A fine piece of jewelry can serve as an ornament or as an eye candy especially for collectors.

The best place to buy diamonds can either be at your local jewelry store, online jewelry stores or at auction houses like Christie’s and Sotheby’s.

Diamonds have become one of the most sought after jewels of the rich and influential. The global demand for diamonds reign supreme over other gemstones.

Diamonds showcase some of the most fascinating natural creations in the world today.

The bigger and rarer it is, the more expensive it gets. No matter how exorbitant diamond prices can get, the price will not stop some people from acquiring these precious gems.

Before you spend your millions on diamonds make sure you know exactly how to buy them correctly.

Here is a countdown list of the world’s most expensive diamonds.

10. The Allnatt Diamond: $3 Million

Weight: 101.29 carats (20.258 g)


Color: Fancy Vivid Yellow

Cut: Cushion

Country of origin: probably South Africa

Original owner: Alfred Ernest Allnatt

Current owner: SIBA Corp.

Estimated value: At least $3 million

9. The Heart of Eternity: $16 Million

Weight: 27.64 carats (5.528 g)

The-Heart-of-Eternity ExecutiveIce

Color: Fancy Vivid Blue

Cut: Heart

Country of origin: South Africa

Original owner: De Beers

Current owner: Sayyid Qadri

Estimated value: $16 million

8. The Moussaieff Red Diamond: $20 Million


Weight: 5.11 carats (1.022 g)

Color: Fancy Red

Cut: Triangular Brilliant

Country of origin: Brazil

Original owner: unnamed farmer

Current owner: Moussaieff Jewellers Ltd.

Estimated value: $20 million

7. Wittelsbach-Graff Diamond: $80 Million

Weight: 31.06 carats (6.212 g)

Wittelsbach-Graff Diamond ExecutiveIce

Color: Fancy Deep Blue

Cut: Antique oval stellar brilliant

Country of origin: India

Original owner: Philip IV of Spain

Current owner: Hamad bin Chalifa Al Thani

Estimated value: $80 million

6. The Steinmetz Pink: $83.2 Million

steinmetz-pink ExecutiveIce

Weight: 59.60 carats (11.920 g)

Color: Fancy Vivid Pink

Cut: Mixed Oval Brilliant (step cut crown, brilliant cut pavilion)

Current owner: Isaac Wolf

Estimated value: $83.2 million

5. De Beers Centenary Diamond: $90 Million

De-Beers-Centenary-Diamond ExecutiveIce

Weight: 273.85 carats (54.770 g)

Color: Grade D colorless

Cut: Modified heart-shaped brilliant

Country of origin: South Africa

Original owner: De Beers

Current owner: Unknown

Estimated value: $90 million

4. The Hope Diamond: $200–250 Million

Weight: 45.52 carats (9.104 g)

hope diamond ExecutiveIce

Color: Fancy Dark Grayish Blue

Cut: Antique cushion

Country of origin: India

Original owner: Unknown

Current owner: Smithsonian Institution

Estimated value: $200–250 Million

3. The Cullinan: $400 Million

Weight: 3,106.75 carats (621.350 g)

The Cullinan ExecutiveIce

Color: white (exact colour grade unknown; Gems & Gemology’s examination results stated probably D or at least E)

Cut: Assorted (cushions, pears, marquises)

Country of origin: South Africa

Original owner: Premier Diamond Mining Co.

Current owner: British Crown

Estimated value: $400 million

2. The Sancy Diamond: (Priceless)

Weight: 55.23 carats (11.046 g)

The-Sancy-Diamond ExecutiveIce

Color: Pale yellow, exact color grade not recorded.

Cut: Shield-shaped modified brilliant cut

Country of origin: India

Original owner: Unknown

Current owner: The Louvre, Paris, France

Estimated value: Priceless

1. Koh-I-Noor: (Priceless)

Koh-I-Noor_diamond ExecutiveIce

Weight: 105.602 carats (21.1204 g)

Color: finest white

Country of origin: India

Original owner: Kakatiya Dynasty

Current owner: Part of the British Crown Jewels

Estimated value: Priceless

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