Diana triangle halo ring in gold set with Ruby and Diamond gemstones. Ruby center stone: ~1.14 carats (6mm x 7mm triangle) Diamond D-F VS+ grade: ~0.22 carats (15 of 1.5mm round) Ruby stem: ~0.6 carats (12 of 2mm round cut) Crown dimensions: 10.0mm height x 9.1mm width x 5.4mm depth Band dimensions: 2.1mm width x 1.7mm thick International ring size conversion chart . For custom size, specify details in the order notes. Blog: How Lab Grown Diamond Rings are Redefining Traditions Blog: Caring for Your Ruby Ring