Stone Type _________________ Black Onyx Approximate Stone Size _______ 8x6mm Approximate Stone Weight _____ 3 ct Jewelry Metal _______________ Solid .925 Sterling Silver Our Warranty _______________ A full year on workmanship Our Guarantee _____________ Totally unconditional 30 day guarantee ______________________________________________________________________ Black Onyx is just about the perfect wear-with-anything stone. What more can you ask? I'm just totally in love with them. These stones are set into a wraptight bezel. . It allows the most show of stone for the least expense in silver. It's a good stable setting that doesn't set you back a month just to get one. ______________________________________________________________________ BTW, Since we make this from scratch after you order it, we have a lot of flexibility. We can also make this for you in either 14k yellow gold or 14k white gold. Email us and let us know what you're interested in, and we'll give you the best price we can live with. We enjoy a strong repeat business, and keep it by making good jewelry you'll want to wear at prices that we both can live with.