Vintage Size 5.75 Sterling Silver Marcasite Black Onyx Ring Vintage 1990s Pre-owned Band 1.5" long x .5" wide Does not include box as seen in photo. This vintage sterling silver ring features a stunning combination of black onyx and marcasite. The unique design is sure to make a statement, with the black onyx serving as a beautiful contrast to the silver band and marcasite accents. The ring is perfect for those who appreciate vintage and antique jewelry, and would make a great addition to any collection. The type of the ring is a stunning piece of black onyx and marcasite, set in sterling silver. The secondary stone, black onyx, adds to the beauty of the ring and complements the marcasite accents. The main stone is marcasite, which gives the ring a vintage and elegant feel