"Silver Marcasite" Vintage 1930's Marcasite & Powder Blue Glass Silver Ring UK H.5 US 4This enchanting 1930's sterling silver ring, with a central statement oval domed and faceted edged powder blue glass cabochon, is the perfect statement piece to your jewellery collection. The central glass cabochon is framed by a scallop designed frame, accented by sparkling marcasite stone inlays. Finished with a simple silver shank with swirling and decorative carvings along the arms. Length of Central design : 3 cm Width of Central design : 1. 7