1/20 ctw Oval Cut 8X6 MM Blue Topaz and Round Cut Diamond Semi Precious Ring in Sterling Silver A stunning blue topaz and diamond semi-precious ring, this showcases a brilliant-colored gemstone and an eye-catching design that lend an amazing look to the ring. It features an oval shape center mount, with an 8X6 MM oval cut blue topaz center stone, bordered by a rope bead accent, followed by 12 pave set round cut diamonds, placed at certain intervals, and completed by a milgrain border. The cathedral shank is split into three, a rope bead bar in the center, and a milgrain bordered engraved bar on either side of the rope bead accent. The semi-precious blue topaz and diamond ring is molded in a rhodium finish sterling silver. Total diamond weight is 1/20 ctw.