Pink gold 750 thousandths and platinum 850 thousandths brooch featuring an openwork ribbon knot, holding scrolls punctuated with twelve old-cut diamonds and seventeen emerald-cut emeralds, pump clasp. Circa 1940-1950. Total estimated weight of diamonds / emeralds: 1 / 1.50 ct Height : 6.4 cm - Width : 5.5 cm Gross weight : 28,8 g