TLC New vintage marcasite silver shield cocktail ring

TLC New vintage marcasite silver shield cocktail ring C. 6 New vintage c. 1980s-1990s. Genuine marcasite stones. Genuine silver. Hallmark: 925 underneath ring front 15x23 mm front Less than 2 mm wide, almost 1 mm thick 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 Note: a few of the stones are missing ☹️