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Color-Change Brazilian Alexandrite Ring, 6.90 Carats
Color-Change Brazilian Alexandrite Ring, 6.90 Carats
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Color-Change Brazilian Alexandrite Ring, 6.90 Carats

  • This 6.90-carat Brazilian alexandrite possesses the remarkable ability to change color
  • The gem transforms from bluish-green in daylight to reddish-purple under incandescent light
  • The emerald cut stone is accompanied by reports from the AGL and the SSEF
  • The alexandrite is set in platinum with 1.02 carats of diamonds
  • Get complete item description here
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Item No. 31-5784

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Description
The 6.90-carat Brazilian alexandrite at the center of this ring is a true natural wonder. It displays the gemstone’s famed color-changing ability, which is uniquely found only in alexandrites from this prestigious location. Unlike Russian stones that shift from green to red, this Brazilian alexandrite transforms from a vivid bluish-green in daylight to a deep reddish-purple under incandescent light. This emerald cut example is graded by the American Gemological Laboratories and the Swiss Gemmological Institute. . .
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The 6.90-carat Brazilian alexandrite at the center of this ring is a true natural wonder. It displays the gemstone’s famed color-changing ability, which is uniquely found only in alexandrites from this prestigious location. Unlike Russian stones that shift from green to red, this Brazilian alexandrite transforms from a vivid bluish-green in daylight to a deep reddish-purple under incandescent light. This emerald cut example is graded by the American Gemological Laboratories and the Swiss Gemmological Institute as being untreated alexandrite of Brazilian origin with a prominent color change. It is beautifully set in platinum with 1.02 carats of diamonds.

While the alexandrite was first discovered in the Ural Mountains of Russia in the 1800s, many of the finest examples of these stones have been found in The 17.08-carat stone known as the Whitney alexandrite can be found in the Smithsonian Museum of Natural History, having been gifted to the National Gem Collection by Carolyn Wright Whitney. Like the present stone, the Whitney alexandrite changes from bluish-green in daylight and fluorescent light to an intense purple in incandescent light. In terms of both rarity and originality, these Brazilian alexandrites outrank nearly every other gemstone known.

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Color-Change Brazilian Alexandrite Ring, 6.90 Carats
Period: Contemporary
Origin: Brazil
Type: Rings
Style: Modern
Stones: Alexandrite;Diamonds
Color-Change Brazilian Alexandrite Ring, 6.90 Carats
Marvels of Nature: Gemstone Phenomena Explained

    Mother Earth’s most amazing treasures Beneath the Earth's crust, a unique blend of elements, heat, and pressure gives rise to extraordinary gemstones, some of which possess awe-inspiring visual properties. These rare...

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Color-Change Brazilian Alexandrite Ring, 6.90 Carats
The Alexandrite Gemstone

To be classified as a gemstone, a crystal must contain three very important attributes: beauty, rarity, and durability. Upon initial examination, a gemstone’s inherent properties are identified – color, hardness, refractive index, and...

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Buy with Confidence

At M.S. Rau, we are committed to building a long-term, rewarding relationship with each and every client. That’s why your purchase is backed by our 125% guarantee.

Learn More

The M.S. Rau Difference

The M.S. Rau Difference

The M.S. Rau Difference

Our philosophy has always been to offer clients only the very finest antiques, works of art and jewelry, and to back every transaction with the highest level of customer service. Earning your trust and delivering only the very best pieces is our top priority.

-Bill Rau, Third-Generation Owner

Fine Art

M.S. Rau is committed to offering fine art of the highest caliber and we seek paintings and sculpture by historically renowned artists, often with impressive provenance. The large majority of our works of art come from private. . .

M.S. Rau is committed to offering fine art of the highest caliber and we seek paintings and sculpture by historically renowned artists, often with impressive provenance. The large majority of our works of art come from private collections; many are fresh to the market. Founded on Bill Rau’s expertise in the field, our specialisms range from Old Master pictures to Modern Art masterpieces. We regularly exhibit Dutch, Flemish, and Italian Old Masters, Academic, Orientalist, Barbizon, Impressionist, Post-Impressionist, Maritime & Sporting, British Neoclassical and American Illustration.

Our experienced fine art consultants offer personalized and confidential fine art consultation services to all clients. Whether you are looking to begin collecting art, grow an existing collection, or redefine your collecting strategy, M.S. Rau can support you on this journey.

Jewelry

For more than a century, M.S. Rau has offered clients a superb selection of the highest quality jewelry. From the rarest colored diamonds, to the most sublime gemstones, to the most exquisite designer jewelry, M.S. Rau houses. . .

For more than a century, M.S. Rau has offered clients a superb selection of the highest quality jewelry. From the rarest colored diamonds, to the most sublime gemstones, to the most exquisite designer jewelry, M.S. Rau houses an extraordinary collection of fine jewels to satisfy the most discerning collector. Stunning creations by Tiffany & Co., Cartier, Van Cleef & Arpels, Harry Winston and Patek Philippe are offered alongside extreme rarities such as vivid yellow, pink and blue diamonds, coveted Burma and Kashmir sapphires and elusive Golconda diamonds prized for their fire and perfection. Iconic jewels from the Art Deco, Edwardian, Art Nouveau and Victorian periods round out the collection.

Antiques

Since 1912, M.S. Rau has been recognized as a leader in the antiques industry and today our collections of rare silver, furniture, clocks, porcelain, glass and objets d'art are second to none. Our commitment to curating the. . .

Since 1912, M.S. Rau has been recognized as a leader in the antiques industry and today our collections of rare silver, furniture, clocks, porcelain, glass and objets d'art are second to none. Our commitment to curating the world’s most extraordinary and beautiful treasures has remained steadfast and our acquisition philosophy is simple: seek out and acquire only the very finest works whose provenance, beauty and rarity set them apart from all others. Our clients can be certain that each and every piece in our gallery has been hand-selected and carefully vetted for authenticity, condition and provenance. And, because our network of contacts spans generations, we are often able to acquire pieces that may have otherwise never been available on the market.

Whether you are just starting your collection, adding to an existing collection or even decorating your home, our team’s knowledge and experience can assist you in your endeavor. We have services and procedures in place to make your acquisition process both enjoyable and efficient.