Comparing 84 ct Diamonds to Other Large Gems
This article explores the uniqueness of 84 ct diamonds and how they measure up against other notable large gemstones.

Diamonds have long fascinated collectors, jewelers, and investors alike, with larger stones commanding exceptional attention. Among these, the 84 ct diamond stands as a remarkable gemstone, known for its rarity, brilliance, and historical significance. But how does an 84-carat diamond compare to other large gems in terms of value, origin, cutting process, and overall market demand? This article explores the uniqueness of 84 ct diamonds and how they measure up against other notable large gemstones.
Understanding the Significance of an 84 ct Diamond
An 84 ct diamond is an exceptionally rare and valuable gem, often sought after by high-end collectors and auction houses. The size alone makes it a remarkable find, but its value is further determined by key factors such as clarity, color, cut, and origin.
Key Characteristics of an 84 ct Diamond
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Carat Weight: Weighing 84 carats, this diamond is significantly larger than average engagement diamonds, which typically range between 1 to 3 carats.
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Clarity and Color: High-quality 84 ct diamonds often have fewer inclusions and can range from colorless to fancy-colored variations.
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Cut and Shape: The cut of an 84 ct diamond plays a crucial role in maximizing its brilliance. Common cuts include emerald, cushion, and round.
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Market Value: Depending on its characteristics, an 84 ct diamond can be valued at millions of dollars, making it a top-tier luxury asset.
How 84 ct Diamonds Compare to Other Large Diamonds
Diamonds exceeding 50 carats are rare, but those above 80 carats are considered extraordinary. To better understand the significance of 84 ct diamonds, let’s compare them to some of the world’s largest and most famous diamonds.
The Chloe Diamond vs. 84 ct Diamonds
One of the most famous 84 ct diamonds is the Chloe Diamond, a D-color, flawless stone that was auctioned at Sotheby’s for over $16 million. This exceptional gemstone is a prime example of how an 84 ct diamond can command global attention.
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Size Comparison: The Chloe Diamond is exactly 84 carats, making it a direct reference for other diamonds of this weight.
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Rarity: Unlike smaller diamonds, 84 ct diamonds are almost always one-of-a-kind, with each stone having unique properties.
Cullinan Diamond vs. 84 ct Diamonds
The Cullinan Diamond, the largest rough diamond ever discovered, originally weighed 3,106 carats before being cut into several pieces. The largest polished piece, the Cullinan I (530.2 carats), remains one of the most famous diamonds in history.
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Size Difference: Compared to an 84 ct diamond, the Cullinan I is significantly larger, but an 84 ct diamond is still within the elite category of large gemstones.
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Value and Significance: While Cullinan diamonds are part of the British Crown Jewels, 84 ct diamonds often attract wealthy investors and collectors.
Koh-i-Noor Diamond vs. 84 ct Diamonds
The Koh-i-Noor Diamond, now part of the British Crown Jewels, weighs 105.6 carats and has a controversial history spanning centuries.
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Size Comparison: The Koh-i-Noor is only about 20 carats larger than an 84 ct diamond, making them somewhat comparable in scale.
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Ownership and Prestige: Unlike 84 ct diamonds, which are typically sold privately or at auction, the Koh-i-Noor remains a historically significant treasure.
Comparing 84 ct Diamonds to Other Large Gemstones
Diamonds aren’t the only large gemstones that capture global interest. Several other precious stones, such as sapphires, rubies, and emeralds, also reach significant carat weights.
84 ct Diamonds vs. Large Sapphires
Sapphires, especially those exceeding 50 carats, are considered highly valuable. The Star of Adam, a 1,404 ct blue star sapphire, is one of the largest sapphires ever found.
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Rarity: While an 84 ct diamond is exceptionally rare, large sapphires are also uncommon, particularly those with deep blue hues.
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Value: High-quality sapphires can fetch millions, but diamonds typically hold higher per-carat prices.
84 ct Diamonds vs. Large Rubies
The Rajaratna Ruby, at 2,475 carats, is the largest known ruby. However, rubies of 100+ carats are still highly valuable due to their rich color and rarity.
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Market Demand: Both large rubies and 84 ct diamonds are sought after, but diamonds often appeal to a broader luxury market.
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Cutting and Brilliance: Diamonds are typically cut to maximize brilliance, whereas rubies emphasize deep color saturation.
84 ct Diamonds vs. Large Emeralds
Emeralds, such as the Duke of Devonshire Emerald (1,383 carats), can be significantly larger than diamonds, but they have different appeal factors.
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Durability: Diamonds score 10 on the Mohs hardness scale, making them far more durable than emeralds, which are softer and prone to fractures.
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Visual Appeal: Emeralds are admired for their deep green hue, while an 84 ct diamond captivates with its brilliance and clarity.
Investment Potential of an 84 ct Diamond
For investors, an 84 ct diamond represents a significant financial asset.
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Rarity Factor: Larger diamonds appreciate over time, especially those with high clarity and color grades.
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Auction Performance: Major auction houses have seen record-breaking bids for large diamonds, making them a stable investment.
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Global Demand: Wealthy buyers from the Middle East, China, and the U.S. contribute to the high market value of large diamonds.
Final Thoughts on 84 ct Diamonds and Their Prestige
An 84 ct diamond is a marvel in the world of gemstones, offering unparalleled brilliance, rarity, and investment potential. While other large gems, such as sapphires, rubies, and emeralds, hold their own unique appeal, diamonds continue to be the most sought-after in high-end markets. Whether for collectors, investors, or jewelers, an 84 ct diamond remains a timeless and prestigious treasure.
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