YEARS 1960 SAPPHIRE RING SET IN DIAMONDS Set with an oval sapphire in a skirt of navette and round diamonds. Set in 18K white gold. French work. Gross weight: 6.47 g. Sapphire size: 11.64 x 8.16 x 5.65 mm approx. Sapphire weight: approx. 4 carats. Preliminary opinion of GEM Paris: Sri Lankan origin, unheated. Our client's grandmother was a member of the Spanish and Portuguese nobility at the beginning of the 20th century. She received a ring with this sapphire as a dowry, and it was reassembled in the 1960s. An oval sapphire, diamond and 18K white gold ring, circa 1960. French assay mark. Gross weight : 11,64 x 8,16 x 5,65 mm approx. Sapphire weight : 4 carats approx. GEM Paris preliminary report, in his opinion : origin Sri Lanka, not heated. Our client's grandmother was part of the great Spanish and Portuguese nobility of the early 20th century. She received a ring adorned with this sapphire as a dowry, which was then remounted in the 1960s.