Art Deco 1.71ct Asscher cut diamond solitaire in platinum

Art Deco 1.71ct Asscher cut diamond solitaire in platinum. Centred with a 1.71ct octagonal Asscher cut diamond, H colour, VS2 clarity in a four claw setting, to a flanked solitaire design featuring curving claws, millegrain edging to the collet, platinum lace gallery and met to either side with broad trumpeting shoulders consisting of a central row of six rectangular step cut diamonds in millegrain and channel settings and two outer rows of twelve round old cut diamonds in grain settings, terminating to a finely engraved shank with peep hole detail and repeating wreath pattern. Accompanied by Gemmological Institute of America certificate.