The LS 925 Sterling Silver Black Onyx & Marcasite Swan Brooch is a vintage Art Deco piece crafted by the brand L&S. This elegant brooch features a black onyx stone as the main focal point, complemented by marcasite accents. The intricate design of the swan adds a touch of sophistication to any outfit, making it a unique and eye-catching accessory for those who appreciate vintage jewelry with a touch of artistry.