Vintage Vintage Sterling Silver Black Onyx Marcasite Brooch 2.25” Art Deco Sterling

Vintage Sterling Silver Black Onyx Marcasite Brooch 2.25” Art Deco Style Sterling Onyx Marcasite Pin 2.25” Estate Jewelry Gift Elegant vintage sterling silver brooch featuring two polished black onyx cabochons framed by sparkling marcasite accents in a striking geometric Art Deco-inspired design. The brooch has been acid tested to confirm sterling silver and the onyx has been gem tested for authenticity. All marcasite stones are present with no missing stones, making this a beautiful and well-preserved vintage piece. Perfect for jackets, scarves, hats, sweaters, or as a timeless addition to any vintage jewelry collection. * Vintage sterling silver brooch * Acid tested sterling silver * Gem tested black onyx * Genuine marcasite accents * No missing stones * Secure rollover clasp * Geometric Art Deco-inspired design * Estate jewelry * Ready to wear or gift A classic vintage statement piece that blends sophisticated elegance with timeless Art Deco styling.