Sapphire and diamond ring, 5.28ct cushion cut Ceylon blue sapphire with Grs certificate stating no indication of thermal treatment claw set in 18ct white gold surrounded by a cluster of round brilliant cut diamond total diamond weight 1.26ct stamped 'D126', 'S528', '750', 7.34 grams, size L labels: with Grs certificate no. GRS2011-121048