New vintage marcasite silver cocktail ring shield / cuff ring

New vintage marcasite silver cocktail ring shield / cuff ring Gorgeous giant shield / cuff of a ring! Love the lines and the design! So different and unique! Wide and comfortable to wear. Not too heavy. New vintage c. 1980s-1990s. Genuine marcasite stones. Genuine silver. Hallmark: ??? See pictures! Red coloured faceted stone / gem (probably not real) 17 mm deep front 10 mm deep back C. 5 NOTE: this was black and I needed to polish it with toothpaste. Another UNIQUE piece from the past 50 years never worn in new condition! Group photos show the variety in the collection