1ct Nature Inspired Hexagon Opal Engagement Ring Set Rose Flower Amethyst Wedding Ring Floral Leaf Opal Ring October Birthstone Jewelry Gift Main Ring : 6*6mm hexagon cut Lab white opal. Side stone : amethyst Matching Band: amethyst Material Metal: 925 sterling silver, Solid 14k/18k gold, platinum PLEASE choose silver or platinum if you are allergic to nickel. This jewelry is made to order, it can be made with any gemstone/metals. 2-3 weeks to finish. Default Shipping method is usps. 30 days non