This elegant flowery filigree Edwardian amethyst engagement ring in 14K yellow gold features a lovely natural purple amethyst ( February Birthstone ) of 0.45 carat, set at the center of a hexagon atop an original domed design of finely detailed pierced floral 14K yellow gold vintage filigree. This beautiful amethyst birthstone engagement ring is an exquisitely hand crafted reproduction of an original antique ring design circa 1910.