Sterling Silver Crucifix Cross Aquamarine Gemstone Men’s Ring. Make a statement with this beautifully crafted Aquamarine silver ring, fashioned from the sterling silver and polished to perfection. The sides of this divine ring showcases the Crucifix Cross Jesus on open design that will look perfect on anyone. Customize your ring with your choice of 12 CZ Birthstones. Metal: 925 Sterling Silver Center stone: Lab Created Aquamarine Shape and size: Rectangle, 10 mm by 8 mm Total carat weight: Total weight (TW) 5.50 ct (Approximate) Band’s width: 5.0 mm Finish: High polished. .