The 18kt White Gold Purple Sapphire & Pave Diamonds Disc Cocktail Ring by Ri Noor. This stunning handcrafted white gold disc cocktail ring features purple sapphire gemstone and black & white pave diamonds. This beautiful unique piece of designer jewellery is suitable for any occasion, whether it\'s a formal event, cocktail or just a dinner with friends. About The Designer: Ri Noor jewellery is built around gemstones. Baltimore-based designer Shibani Shinde Patil, works holistically, creating purpose-built settings that perfectly amplify the qualities of each stone. The results are refined, elegant and ultimately timeless. To find out more about the designer, please visit Ri Noor.