Burmese ruby engagement ring. Set with one cushion shape old cut natural unenhanced Burmese ruby in an open back claw setting with an approximate weight of 1.80 carats, to an elegant solitaire design featuring a finely pierced collet with circular backholing met by inward tapering shoulders which flow down to a solid shank. Tested yellow gold with platinum settings, circa 1950, accompanied by Gemmological Certification Services report #5776-5148.
