Vintage diamond engagement ring. Set to centre with a round old cut diamond, M colour, VS1 clarity, with a weight of 4.51 carats, in an open back four claw setting, flanked by eight round eight cut diamonds in open back grain settings with a combined weight of 0.16 carats. The total approximate diamond weight is 4.67 carats, to an impressive solitaire with a stylised open circular collet, linear gallery and geometric backholing, the raised shoulders continue to a solid D-shape shank. Marked 18 carat white gold, indistinct maker's mark, French, circa 1950, accompanied by HRD Antwerp report #170002963633.
