Such a beautiful and whimsical ring from Kendra Scott. 14 karat gold plated band and a stunning rainbow made of Kyocera Opal which is known to inspire love, positivity, and transformation.. Our Kyocera Opal is a lab grown, stabilized Opal created to mimic the dazzling structure of natural Opal. Beautifully reflective and never dyed, this genuine stone takes 12 to 14 months to produce. Metal. 14k yellow gold over brass Material. Kyocera Opal Size.0.48”L X 0.63W Ring is new with tags/zero flaws