Gemstone Name: Mexican Fire Opal / Necklace Length: 45 CM Approx. With 925 Sterling Silver Lobster Lock & Chain /Gemstone Shape: Smooth Rondelle / Gemstone Size : 4.5 MM Approx. / Necklace Carat Weight : 50 cts. Approx. / We also accept bulk orders which you will get on whole sale price / Free Customization Available / IF YOU have any question, please post into "Customer Questions & Answers" below the "Product specifications", we will update you there. 【BEAUTY FOR YOUR DECORATION】 Every single bead has been manufactured in the highest of process standards; as a result, every bead comes out spectacular and glorious looking. Wide applications are waiting for you to explore, the beads are excellent for necklace, bracelets, earrings etc. 【EXCELLENT GIFT】---Perfect for any gift giving occasion,.