Thank you for viewing! These earrings feature boulder opals with 14k gold-filled hooks. The opals sparkle and shine beautifully! The left and right sides have slightly different shapes, which we hope you will enjoy. A wonderful item for gifts and celebrations. Stone Sizes: Smaller: Length: 2.2 cm x Width: 1.25 cm x Thickness: 0.4 cm, Weight: 11.36ct Total Length: Approximately 4.0 cm Larger: Length: 2.55 cm x Width: 1.25 cm x Thickness: 0.4 cm, Weight: 12.27ct Total Length: Approximately 4.5 cm ✼Materials Used✼ ◦ Boulder Opal ◦ 14k Gold Filled ⭐About Boulder Opal⭐ "Boulder" in boulder opal means "rock mass," and it refers to opal that still has its host rock attached. It has the effect of transforming negative thoughts into positive ones, allowing you to live positively. It also signifies inspiration, giving you the motivation to say, "I can do it!" even when you're in a difficult situation.