Vintage 80s Art Deco Cocktail Ring Onyx Stone

This is such a stunning piece -Silver, there are markings inside, looks like 925 -Very light wear/tarnishing on the sides and underside, great condition -Totally Art Deco vibe and style -Oval stone, black, dark, onyx -Surrounded by gunmetal sparkly stones -Perfect accent piece to little black dress or fancy up jeans and sweater -Reminds me of the Great Gatsby, roaring 20s -Vintage from my Moms collection in the 80’s