<https://www.anasilverco.com/products/black-onyx-925-ring-size-9-25-925-sterling-silver-ring24368#product>
<http://schema.org/description>
"100% Solid Sterling Silver. Gemstone(s): Black Onyx (Genuine). Total Weight: 4.8 grams. Ring Size: 9.25, Main Gemstone Size/Head Size: 8 x 6mm. Unique and handcrafted, actual item pictured. Our silver is cadmium and nickel free. SKU: RING24368."
<https://www.anasilverco.com/products/black-onyx-925-ring-size-9-25-925-sterling-silver-ring24368>