2.20 Victorian Opal & Diamond Earrings in 14k Yellow Gold2. 20 Victorian Opal Diamond Earrings in 14k Yellow Gold. These romantic, Victorian stud earrings feature 2. 20 carats of opals and . 288 carats of accent diamonds finished in 14k yellow gold. Two (2) 1. 10 carat opals with an iridescent, ivory hue are prong set at the center of the earrings. Jutting out from the two opals, sixteen (16) . 018 carat single cut diamonds are set on golden starburst forms. The design of these unique earrings are