A sapphire and diamond three stone ring, the central cushion-shaped sapphire flanked with old

A sapphire and diamond three stone ring, the central cushion-shaped sapphire flanked with old cushion-shaped diamonds in silver and gold, size O 1/2

Really bright and lively medium blue sapphire. Has a chip to the crown facets and some small crystal inclusions visible within the stone, old cushion-shaped diamonds are visibly drawing colour, estimated in mount as M colour SI2 clarity. Modern setting in an older style in good condition.