Top 12 Biggest Diamond Rings in the World

The biggest diamond ring in the world represents the pinnacle of luxury and craftsmanship. These stunning pieces are not just jewelry—they are symbols of status, love, and the rarest treasures on earth. No matter if you're a diamond enthusiast or just curious about extreme luxury, the biggest diamond rings in the world will leave you in awe. In this article, we’ll dig in to the top 12 biggest diamond rings in the world, including celebrity engagement rings, auction record-breakers, and legendary gems that have shaped history.

1. The Pink Star Diamond Ring

The Pink Star holds the title for the biggest diamond ring in the world by auction price. This 59.60-carat oval-cut pink diamond sold for $71.2 million at Sotheby’s Hong Kong in 2017.

• Key details:
  1. Weight: 59.60 carats.
  2. Color: Fancy Vivid Pink (Type IIa).
  3. Origin: Mined in South Africa by De Beers.
  4. Current owner: Chow Tai Fook renamed it the CTF Pink Star.

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Learn more about The Pink Star’s record-breaking sale.

2. The Graff Pink Diamond Ring

Laurence Graff purchased this 24.78-carat emerald-cut pink diamond for $46 million in 2010. It’s one of the most vivid pink diamonds ever discovered.

• Why it’s special:
  1. Originally owned by Harry Winston.
  2. Recut from 25 carats to enhance color.
  3. Set with two shield-shaped white diamonds.

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See The Graff Pink’s transformation.

3. Jackie Kennedy’s Lesotho III Ring

Aristotle Onassis proposed to Jackie Kennedy with this 40.42-carat marquise-cut diamond in 1968. Cut from the famous 601-carat Lesotho diamond, it remains one of the biggest diamond rings in history.

• Historical context:
  1. Designed by Harry Winston.
  2. Jackie only wore it twice publicly.
  3. Sold for $2.6 million after her death.

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Read about Jackie O’s legendary jewelry collection.

4. Elizabeth Taylor’s Krupp Diamond

Richard Burton gave Elizabeth Taylor this 33.19-carat Asscher-cut diamond in 1968. Now called the Elizabeth Taylor Diamond, it sold for $8.8 million in 2011.

• Famous features:
  1. Flawless clarity.
  2. Once belonged to Vera Krupp.
  3. Taylor wore it daily despite its value.

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Explore Elizabeth Taylor’s jewelry legacy.

5. Mariah Carey’s 35-Carat Emerald-Cut Ring

Billionaire James Packer proposed with this staggering 35-carat diamond in 2016. Designed by Wilfredo Rosado, it’s one of the biggest celebrity engagement rings ever.

• Quick facts:
  1. Worth $10 million at purchase.
  2. Later sold for $2.1 million.
  3. Pavé band enhances the center stone.

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See more celebrity mega-rings.

6. The Williamson Pink Star

This 11.15-carat cushion-cut pink diamond sold for $57.7 million in 2022. Mined in Tanzania, it holds the record for highest price per carat ($5.18 million).

• Unique aspects:
  1. Cut from a 32.32-carat rough.
  2. Set in rose and white gold.
  3. Accompanied by light pink diamonds.

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View the Williamson Pink Star’s details.

7. The Oppenheimer Blue

Named after diamond magnate Sir Philip Oppenheimer, this 14.62-carat blue diamond fetched $57.5 million at Christie’s in 2016.

• Why collectors love it:
  1. Type IIb blue diamond (ultra-rare).
  2. Rectangular step cut.
  3. Originated from South Africa’s Premier mine.

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Study blue diamond rarity.

8. Grace Kelly’s Cartier Emerald-Cut Ring

Prince Rainier III gave Grace Kelly this 10.47-carat diamond in 1956. Now worth $44.3 million, it remains a royal treasure of Monaco.

• Royal details:
  1. Flanked by baguette diamonds.
  2. Worn in her film "High Society".
  3. Part of the Grimaldi collection.

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Discover Grace Kelly’s iconic style.

9. The Cullinan Dream

This 24.18-carat blue diamond from South Africa’s Cullinan mine sold for $25.4 million in 2016. Its rectangular mixed cut maximizes color intensity.

• Mining facts:
  1. Cut from a 122.52-carat rough.
  2. Fancy Intense blue.
  3. Set with tapered baguettes.

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Explore Cullinan mine’s legendary diamonds.

10. Beyoncé’s 18-Carat Lorraine Schwartz Ring

Jay-Z commissioned this emerald-cut stunner in 2007. Worth $5 million then, its value has grown to $7.5 million due to flawless quality.

• Celebrity specs:
  1. Type IIa clarity.
  2. Split shank design.
  3. Reserved for special occasions.

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Compare other celebrity mega-rings.

11. The Blue Moon of Josephine

This 12.03-carat blue diamond set a record at $48.4 million in 2015. Named after the buyer’s daughter, it’s a heartwarming entry among the biggest diamond rings.

• Sweet details:
  1. Cushion-cut brilliance.
  2. Mined at South Africa’s Premier mine.
  3. Vivid blue color saturation.

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Read the full love story.

12. Paris Hilton’s 20-Carat Pear-Shaped Ring

Chris Zylka proposed with this $2 million dazzler in 2018. The diamond halo and split-shank band make it one of the most recognizable celebrity rings.

• Fun fact:
  1. Temporarily lost in an ice bucket.
  2. Designed by Michael Greene.
  3. Matches Hilton’s glamorous style.

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See more celebrity engagement rings.

Final Thoughts

The biggest diamond ring in the world isn’t just about size—it’s about history, craftsmanship, and the stories behind these magnificent gems. From auction record-breakers like the Pink Star to legendary celebrity rings, these diamonds represent the pinnacle of luxury. No matter if you’re a collector or simply appreciate extraordinary jewelry, the biggest diamond rings in the world offer endless fascination.

See Also

• How diamonds are graded for size and quality
• The science behind colored diamonds
• Celebrity jewelry insurance secrets