Amici 3 layer stack ring in gold set with ~0.38 carat Emerald and ~0.35 carat Diamond , D-F VS+ grade. Crown dimension: 7.5mm height x 7.8mm width x 4.0mm depth 3-bands dimensions: 9.5mm width x 1.5mm thick International ring size conversion chart link . For custom size, specify details in the order notes. Blog: Safeguarding Your Emerald's Sparkle: Proper Storage Solutions For Your Lab Grown Emerald Ring