barzel 18k black rhodium plated created fire opal ring with cubic zirconia accents (black rhodium fire opal, 8) barzel illuminate your look with this dazzling ring decorated with radiant white fire opal and cubic zirconia accents. 18k rose gold plated brass oval-cut opal round-cut cubic zirconia band width: 2.5mm front dimensions: 10mml x 22mmw