Art Deco Marquise Shape Ruby Diamond 18k Gold Ring

This is a beautiful original art deco ring c.1940 set with a gem color ruby and rose cut diamonds in 18k yellow gold. There are 18 rose cut diamonds they average white I color SI-1 clarity total weight .54 carats. The ruby is natural cushion shape has beautiful gem red color approximately .30 carats. Ring Size 5, Weight 2.11 grams, excellent condition, Face of the ring measures 20mm