A ruby and diamond cluster ring

A ruby and diamond cluster ring, the Burmese oval-cut faceted ruby with weight 2.19 carats, set in four yellow gold claws, surrounded by twelve brilliant-cut diamonds with approximate weight 0.85 carats, all to white gold mount with D-shape shank, hallmarked London, 18ct gold, 2007, size O, gross weight 4.62grams,