F & F Felger sapphire and diamond ring. Set with a rectangular baguette cut natural unenhanced sapphire in an open back rubover setting with an approximate weight of 0.90 carats, flanked by six rectangular baguette cut diamonds in open back rubover channel settings with a combined weight of 0.60 carats, further enhanced with eighteen round old cut diamonds set in open back grain settings with a combined weight of 0.50 carats. The approximate total diamond weight is 1.10 carats, to a geometric cluster with pierced backholing, smoothly integrated shoulders which lead into a ridged D-shape shank. Marked platinum and iridium, maker’s mark for F & F Felger, American, circa 1935, accompanied by Gemmological Certification Services report #78160-36.
