Jewelry Trends Sterling Silver Created Opal with Purple CZ Night Dreams Post Earrings Metal: .925 Sterling silver; Finish: High polish with Rhodium finish to resist tarnish Adorned with multiple lab created blue opals; Approximate stone measurements: 2 mm wide x 6.3 mm long Accented with purple cubic zirconia stones; Approximate stone measurements: 5 mm wide x 7 mm long Earring dimensions: 11.6 mm wide x 19.1 mm long Clasp: Butterfly