Ponte Vecchio 18ct White Gold Ruby Diamond Square Cluster Ring SA427RUW This absolutely stunning Ponte Vecchio ring features a total of nine exquisite rubies, claw set into 18 carat white gold. To enhance the lavish look of this ring, pave set diamonds cluster around each ruby, which in turn sit next to claw set brilliant cut diamonds. Guaranteed to take your breath away, this ring is a true showstopper. 18W 1.46ct 9xround Rubys and diamonds.