18ct Yellow Gold 0.47ct Quadrillion Diamond Ring ATN1/2. This glamorous dress ring features 0.47cts of quadrillion cut diamonds, which are precision set in 18ct yellow gold for a dazzling finish. At C W Sellors, we have an expert team of diamond specialists who handpick and grade each jewel to meet our high standards and a team of talented in house designers who combine their talents to bring you our exclusive Diamond collection. Chosen for their rare white quality, each diamond we use has a minimum clarity of VS and minimum colour of G-H. You can find matching diamond jewellery to compliment this ring online and in store. All articles purchased from C W Sellors are lovingly and securely dispatched with our elegant jewellery packaging.