This vintage 925 sterling silver ring features a real black onyx gemstone, making it a timeless and stylish piece of jewelry. With a cocktail style design and a size 8 ring, it is a perfect gift for a birthday occasion. Handmade with nickel-free features, this unique and signed piece is a beautiful addition to any jewelry collection. The black onyx gemstone is natural and unenhanced, adding to the charm of the piece.