High Quality Synthetic Pigeon Blood Lab Created Red Ruby In Different Cuts And Sizes

    Specifications: Product name Lab Created Ruby Shape Emerald, round, cushion, radiant, pear, oval, marquise, heart or customized Color Red( More color look at our Color Card ) Size 3-30mm, any size is okay Weight According to the size Quality 3EX Refractive Index 1.77 Dispersion 0.018 Hardness 9.0 Czochralski Process Ruby: Also known as "pulling," the Czochralski process is also used to grow single silicon crystals that are cut and used as silicon wafers. This is a more time-consuming, expensive process than the verneuil (flame fusion) process commonly used to create lab-created gem rough, is of higher quality, and allows for larger finished stones.   USAGE: Great for rings, necklaces, earrings, bracelets, pendants and any other jewellery.   WHAT WE SUPPLY: We have the best quality Lab Created Loose Rubies for sale in different cuts and sizes.   ROISGEMS: Our lab-grown red ruby are green-fr