Sonja Ring is a wide, smooth statement ring with a rounded form and shiny surface. The ring is inspired by Sonja Kovalevsky, the first female professor of mathematics, who was appointed in 1884. Her groundbreaking work and successes in a male-dominated academic world are a powerful inspiration for all of us. Sonja’s brilliance and perseverance remind us that barriers can be broken, and history can be changed. Wear the Sonja Ring as a tribute to female leadership and intellect, and let it be your symbol of courage and success in any context. Made from solid stainless steel with durable PVD plating, it is water-resistant and durable. Wear it every day – swim, shower, and work out without worrying about it losing its color. Color: SilverMaterial: SteelSizes: 50, 52, 54, 56, 58, and 60