Stones: Lab-created cushion-cut opals Other Stones: Round cubic zirconia Setting: Prong Pendant Closure: Spring-ring Pendant Dimensions: 18" long box chain Bracelet Closure: Push lock Bracelet Dimensions: 7.5" long Ring Gallery Height: 6.1mm Gemstones may be treated and may require special care. Metal may be rhodium plated to enhance appearance and reduce tarnishing. Quick Ship items ship directly from the manufacturer within 3 to 5 business days. Photos are enlarged to show detail.