JEWLERY › Vintage Marcasite & Onyx in Silver Brooch, Real Vintage Jewelry, Art Nouveau Jewelry, Authentic 1930’s/1940’s Brooch Image 1 of 8 Image 2 of 8 Image 3 of 8 Image 4 of 8 Image 5 of 8 Image 6 of 8 Image 7 of 8 Image 8 of 8 Vintage Marcasite & Onyx in Silver Brooch, Real Vintage Jewelry, Art Nouveau Jewelry, Authentic 1930’s/1940’s Brooch $45.00 In perfect condition, this late 1930’s/early 1940’s brooch is a stunner. All of the marcasite is in tact and there 😃 Purchase Added! In perfect condition, this late 1930’s/early 1940’s brooch is a stunner. All of the marcasite is in tact and there 😃