Charles & Colvard® Forever One™ Moissanite

Charles and Colvard assortment
The ultra-white brilliance, high refractive index and light dispersion of Charles & Colvard® Forever One™ moissanite makes these dazzling stones perfect for a variety of jewelry designs. Customers must be a Rio-qualified diamond purchaser to buy moissanite. Click here to learn how to qualify.

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This page does not necessarily reflect current pricing. Prices are subject to change at any time. Your final charge will be listed on the invoice that is packaged with your order. All prices are in U.S. Dollars.


Converting Round Moissanite to Carat Weight
Need help determining the right size moissanite gemstone for your design? Bookmark this handy reference chart to help you quickly and accurately convert moissanite round stones to their equivalent carat weights.

Embrace the radiance of the Charles & Colvard® Forever One™ moissanite—The World's Most Brilliant Gem®

Naturally occurring moissanite is incredibly rare. Discovered by Henri Moissan while examining rock samples from a meteor crater located in Canyon Diablo, Arizona, in 1893, it is one of the hardest materials found on Earth. With a refractive index of 2.65 and a light dispersion factor that is more than twice that of a diamond, moissanite is simply the most brilliant gemstone available to jewelers.

Inspired by the radiance of natural moissanite, Charles & Colvard® perfected and patented the technique for bringing this rare gemstone to life in the lab. Their process creates moissanite crystals of such purity that their brilliance and fire are unmatched. Every Charles & Colvard Forever One™ moissanite gemstone is produced in the USA to exacting standards, ensuring every facet dances with moissanite's distinctive play of light.

Rio Grande carries Charles & Colvard® moissanite in variety of cuts and sizes. Look for round-cut, oval-cut, pear-cut and cushion-cut Forever One™ moissanite in sizes that range from 4–9mm. When it comes to radiance, cost and responsible gem buying, Charles & Colvard Forever One moissanite is the brilliant choice.