a deep cobalt blue gem with flashes of purple and of incredible quality and depth of color

the sapphire is encircled by a diamond studded frame of white gold that gleams and sparkles in the light

on the inside band

set at the center with a large

Art Deco Black Onyx Cameo Ring inv 603 a deep cobalt blue gemThe center stone of this vintage green gold ring is black and white onyx, beautifully carved with the image of a roman woman. The detail in this antique cameo is outstanding! This green gold filigree ring dates to the late Art Deco period, the curving filigree is outstanding and lovely. Metal: 14K White and Green Gold Gem: Onyx Cameo Gem Measurements: 15. 7 x 11. 5 mm, Oval Ring Size: 5. 25 Marks: 14K" Stamped on the inside band