Colombian Emerald & Diamond Three Stone Ring in Platinum

Colombian emerald and diamond three stone ring in platinum. Centrally set with a square emerald cut Colombian emerald in a four claw setting, flanked to either side with two Old European cut diamonds in six claw settings, to an elegant three stone design with curving claws, structured openwork collets featuring cheniers and raised shoulders which flow to a solid shank. Hallmarked platinum, London, 1979.