3.50ct Natural Ruby & Diamond Twisted Band Ring in Sterling Silver 925 Size NThis standout sterling silver ring is set with a striking 3. 50ct natural ruby and accented with sparkling natural diamonds. The twisted band adds a contemporary touch, while the rhodium plating gives a bright, polished finish. A bold piece with timeless elegance. Details: Stamped 925 with rhodium plating overlay Set with a large 3. 50ct oval cut natural ruby Accented with natural diamonds on twisted shank Head of the ring measures approximately 15.