18ct White Gold Ruby Diamond Square Cluster Stud Earrings, FEU-2437. These square stud earrings feature square cut rubies (0.36ct) which are beautifully framed by a cluster of brilliant cut white diamonds (0.16ct). The earrings are completed with a post and butterfly fastenings. We have an expert team of gemstone and 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 Precious Gemstone collection. You can find other ruby pieces online and in our stores to complement these earrings. All articles purchased will be lovingly and securely dispatched with our elegant jewellery packaging.