Stunning vintage Art Deco 14k white gold filigree black onyx and diamond ring, size 5-1/2. With lovely feminine ribbon bow details on the shoulders of the ring. Chaff of wheat engraving runs all the way around the band, including to the bottom of the ring shank. The ring is very ornate and also features very fine milgrained bead work. Measures 7/8" in length, band tapers to 1.7mm at the back of the ring shank, weighs 3.6 grams. Elongated rectangular black onyx with oval faceted concave center, accented by a prong set 2 mm round single cut diamond. Hallmarked "14K" on the inside of the ring shank. In wonderful extremely well babied condition with no issues to note. Very flattering and elongating on the hand, a real beauty. Circa 1920.