Art Déco ruby diamond ring, yellow gold, 14 ct.; Slightly graduated ring band, set with a pigeon blood red ruby approx. 0.50 ct. and old-cut diamonds approx. 0.80 ct.; weight approx. 9.08 g. Ring set with a pigeon blood red ruby approx. 0.50 ct. and diamonds approx. 0.80 ct., in 14 k gold.