YEARS 1920 DIAMOND AND OVAL RUBY RING 3.65 CARATS The ring is set with an oval ruby surrounded by brilliant-cut diamonds (old cut). Set in platinum. Engraved dedication dated 1924. Gross weight: 3.43 g. Finger size: 47. Dimensions of the ruby: 10.7 x 8.9 x 4.88 mm. Weight of the ruby: 3.65 carats. (missing). Preliminary opinion of GEM Paris: origin Burma, no trace of heat treatment. Provenance: Jewellery box of a great French aristocratic family. A 3,65 carats ruby, diamond and platinum ring, circa 1920. Gross weight : 3,43 gr. Size : 47. Ruby dimensions : 10,7 x 8,9 x 4,88 mm. Ruby weight : 3,65 carats. (lack of reach) GEM Paris preliminary report, in his opinion : origin Burma, not heated.