Rocks Couture Collection of Gemstone Pendants 18ct White Gold Chain & Pendant with Ceylon Emerald Cut Sapphire & Diamond stone surround . This unique cut of sapphire brings a new level of vibrancy to the blue gemstone. This classic piece has 4 round brilliant cut diamonds surrounding the centre gemstone. The total sapphire carat weight is 0.76ct. The total diamond carat weight is 0.31ct. The pendant sits on a 17" 18ct white gold chain