Unique Artistic Natural Peruvian Dendritic Opal Sterling Silver Ring. Size 7,5. Behold a masterpiece of craftsmanship and artistry, a one-of-a-kind Ring that captures the essence of elegance and individuality. Handcrafted by a master silversmith, this extraordinary unique Ring is a true testament to the fusion of skill, creativity, and passion. 17mm X 17mm Perfect Gift. Ready to ship.