This vintage men's ring is stylish black onyx and yellow gold, a combination that is sophisticated and traditional. The design of this ring offers a little more size and substance but is still easy to wear. It sits flush to the hand and will be a great style piece for any man!Metal: 10K Yellow GoldGem: Black OnyxGem Measurements: 14.0 x 11.7 mm, RectangleRing Size: 12.50Marks: "10K B&F" Stamped on the inside band