A Gorgeous Antique Czech Jet Black Paste Ring, Vintage Art Deco - Victorian, circa 1910-30s. This wonderful ring holds a collection of faceted jet black paste stones at its center with a beautiful facets that catch the light. The setting is Czech filigree design and has an split expansion style shank in the back that is slightly adjustable in size. Overall the ring measures about 7/8 inch long by about 3/4 inch wide from side to side. Ring Size: about 6 right now, can be opened up a bit to make it larger in the back or slightly smaller too. This ring dates circa 1910-30s and is in lovely vintage condition.