View our Marcasite Jewellery Collection at Uneak Boutique. Shop for vintage style Marcasite jewellery including bracelets and earrings with Free Delivery! The collection features, stylish Marcasite rings, beautiful Marcasite pendants and elegant Marcasite brooches which are simply divine. It’s a sophisticated collection of quality silver marcasite pieces which make beautiful keepsake jewellery. To read more on the history of Marcasite Jewellery Click here.