ISABELLE LANGLOIS Large ring in 18K (750) white gold, featuring an oval-shaped pink tourmaline set with lines of round brilliant-cut diamonds alternating with lines of round purple sapphires. Monogrammed. Finger size: 53/54. Tourmaline dimensions: 10.5x8.5x5 mm approx. Gross weight: 10.4g A Isabelle Langlois tourmaline, purple sapphires and diamonds ring