Blue Diamond: Origin, price and secrets of a rare and expensive stone
The blue diamond is one of the rarest and most fascinating gemstones in the world. A symbol of wealth, elegance, and mystery, this stone of dazzling beauty has captivated jewelry enthusiasts for centuries. But what makes the blue diamond so unique and valuable? Explore with Celinni, a custom jewelry house in Paris, everything you need to know about this exceptional stone.
Why are blue diamonds so rare ?
A unique chemical composition
The blue diamond gets its color from the presence of boron atoms in its crystalline structure. This chemical peculiarity is extremely rare, which explains the low availability of these stones on the market.
The color shades of blue diamonds
Blue diamonds vary in intensity and hue. They can range from blue-gray to deep blue or even have green reflections. Diamonds with a bright and saturated blue hue are the rarest and most expensive, sought after for their unique brilliance.
Limited mines
Blue diamonds come from rare deposits, notably from the Cullinan mine in South Africa. This source, one of the most famous in the world, produces a very limited quantity of blue diamonds each year.
A global request
With their rarity and incomparable brilliance, blue diamonds arouse the admiration of collectors, investors, and luxury jewelry enthusiasts. Their rarity significantly increases their value.
Blue Diamond vs Blue Sapphire: what are the differences ?
Although blue diamonds and blue sapphires are both prized for their beauty, they have notable differences:
- Chemical composition : Blue diamonds are made of carbon with traces of boron, while sapphires are composed of corundum (aluminum oxide).
- Rarity Natural blue diamonds are much rarer than blue sapphires, which explains their much higher value.
- Appearance : Blue diamonds stand out for their intense sparkle and unique brilliance, while blue sapphires have a more velvety color.
To learn more about blue sapphires, discover our dedicated article here.
The most famous blue diamonds in history
The Hope Diamond
This 45.52 carat diamond is one of the most famous in the world. Its history is marked by curse myths, but also by its captivating beauty. Now on display at the Smithsonian Institution in Washington, the Hope Diamond is a true masterpiece.
The Blue Moon
Weighing 12.03 carats, this blue diamond was sold for a record amount of $48.4 million in 2015. Its intense color and perfect cut make it an exceptional piece.
The Blue of France
Once part of the jewels of the French crown, this diamond has a rich and fascinating history. It illustrates the power and refinement of French sovereigns.
The Koh-I-Noor Diamond
Originally from India, this historic diamond of 105.6 carats now adorns the crown of the British royal family. Its history dates back several centuries, and it is a symbol of purity and power.
Why is the blue diamond so expensive ?
Extreme rarity
Less than 0.02% of diamonds mined worldwide are blue in color. Their natural rarity makes them one of the most coveted gemstones.
Evaluation factors
The price of blue diamonds depends on several criteria:
- Carat : Weight plays an important role. For example, a 5-carat blue diamond can cost several million euros.
- Color intensity : The brighter the blue shade, the more prized the stone is.
- Purity and size : Stones without inclusions and perfectly cut reach record prices.
The price of blue diamonds
Blue diamonds reach crazy amounts at auctions:
- The Josephine's Star A 7 carat was sold for 9.49 million dollars.
- The Wittelsbach Diamond of 35.56 carats reached 24.3 million dollars.
- The Blue Moon, with its 12 carats, was sold for 48.4 million dollars, which is nearly 4 million dollars per carat.
Treated blue diamonds: an affordable alternative
What is a treated blue diamond ?
Natural diamonds can be treated by irradiation to change their color. This process allows for the creation of blue diamonds at a more affordable price, while still maintaining their authenticity as diamonds.
Price of treated blue diamonds
Unlike natural blue diamonds, treated diamonds are sold starting from 1,500 dollars per carat, depending on their purity and color intensity.
Create a custom-made piece of jewelry with a blue diamond
Why choose a blue diamond for a custom piece of jewelry ?
A blue diamond is ideal for creating a unique and unforgettable piece, whether it's an engagement ring, a pendant, or a bracelet. At Celinni, we transform your Dreams into reality with exceptional custom-made jewelry.
Our personalization services
- Stone selection : We help you choose the perfect blue diamond according to your preferences and your budget.
- Unique design : Our craftsmen design a personalized sketch for a piece of jewelry that resembles you.
- Handmade production : Each piece of jewelry is created in our workshops in Paris, combining traditional craftsmanship and modern technologies.
Conclusion
The blue diamond is much more than just a precious stone : it's a symbol of elegance, rarity, and refinement. At Celinni, we offer you the opportunity to create unique jewelry with this exceptional stone. Whether you're looking to invest or mark a significant milestone in your life, a custom blue diamond is the ideal choice.
Make an appointment at our jewelry store in Paris and let us turn your dreams into reality.
