18ct Yellow Gold 0.60ct Diamond Blue Tie Slide, CUNQ0000039. This elegant tie slide features an blue oval shape and is embellished with a sparkling brilliant cut diamond, totalling 0.60ct. 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 other diamond engagement rings and wedding bands to complement this ring online and in store. All articles purchased from C W Sellors are lovingly and securely dispatched with our elegant jewellery packaging.