Square step cut diamond ring. Set to centre with a square step-cut diamond in an open back claw setting, J colour, VS1 clarity, with a weight of 1.00 carats, to an impressive solitaire design featuring angular corner claws, a linear openwork gallery with chenier detail and square open backholing, leading to raised shoulders that flow through to a solid D-shape shank. Tested yellow gold and platinum, circa 1950, accompanied with Gemmological Institute of America (GIA) report #2195457086.
