Duchesse ring in pink gold 750 thousandths and silver 800 thousandths set with an oval-cut ruby approx. 0.60 ct (treatment indication), two old-cut diamonds and fifteen rose-cut diamonds (one small one missing, minor deformation and restoration to the ring). Circa 1900. Total estimated diamond weight: 0.15 ct Finger : 51- Gross weight : 2.9 g