3 Carat Fancy Vivid Blue Emerald Cut Diamond
A 3 carat Fancy Vivid Blue diamond, cut in the emerald style, ranks among the rarest treasures in the natural world. Its clean architectural lines and open step-cut facets showcase the full saturation of one of nature’s most coveted colors, a hue so scarce that fewer than one in a million diamonds mined ever achieve this intensity and grade.
GIA Color Grade: Fancy Vivid Blue
Fancy Vivid Blue is the pinnacle of color grading for blue diamonds, awarded by the GIA to stones that display the deepest, most saturated blue hue possible in nature. Blue diamonds owe their color to trace amounts of boron present during formation deep within the earth, a condition so rare that blue diamonds account for a tiny fraction of one percent of all diamonds mined worldwide. Within that already scarce population, the Vivid designation sits at the top of the intensity scale, above Faint, Very Light, Light, Fancy, and Fancy Intense, reserved only for stones with exceptional depth and purity of color. A diamond bearing this grade is not simply rare, it is one of the most desirable and valuable gemstones a collector can acquire.
Why Emerald Cut for Fancy Color Diamonds
Cutting a fancy color diamond into an emerald shape is one of the most difficult decisions a cutter can make. Unlike radiant or cushion cuts, which use smaller, more numerous facets to trap and concentrate color, the emerald cut’s broad step facets and open table allow light to pass through more directly, often causing color to appear lighter than it truly is. For this reason, most fancy color diamonds are cut into radiant or cushion shapes specifically to maximize their color saturation. When a diamond, particularly one graded Fancy Vivid, is instead fashioned into an emerald cut and still retains its full depth of color, it signals exceptional quality in the original rough, since the stone’s natural saturation is strong enough to hold up even in a cut that does it no favors.
Fancy Vivid Blue Diamonds: Rarity, Value & Grading Explained
Fancy Vivid Blue is the highest color grade the GIA assigns to blue diamonds, reserved for stones that display the deepest and most saturated blue hue found in nature. Blue diamonds form when trace amounts of boron are present during the diamond’s crystallization deep within the earth’s mantle, a condition so uncommon that blue diamonds represent a tiny fraction of one percent of all diamonds mined globally. Within this already rare category, color intensity is graded on a scale ranging from Faint to Fancy Vivid, with only a small percentage of blue diamonds ever achieving the Vivid designation. Because of this extreme scarcity, Fancy Vivid Blue diamonds routinely rank among the most valuable gemstones sold at auction, consistently outperforming white diamonds and most other fancy colors on a price per carat basis. For collectors and investors, acquiring a diamond of this color and grade represents an opportunity to own one of the truly finite treasures the earth produces.
Speak with an AdvisorExplore the Collection
Care
Preserve the brilliance of your diamond through proper care. We recommend professional cleaning annually and safe storage in a jewelry box or pouch. Avoid exposure to harsh chemicals and extreme temperatures. Learn more about our complete care guide for detailed maintenance and storage best practices.
Warranty
Every Rosenberg piece comes with a warranty covering craftsmanship and authenticity. Our warranty protects against manufacturing defects and ensures your diamond’s certified quality. For warranty details, claims, or to register your purchase, contact our specialists.
Delivery
Your diamond is shipped via insured, tracked delivery with full insurance coverage included. Packages are carefully packaged in premium materials and require a signature upon delivery. Review our shipping and delivery policy for complete details about timelines and handling.