Art Deco Silver Onyx and Marcasite Ring Antique Eternity Ring 25 and measures 19

25 and measures 19

Together they weigh 10

1 mm and while unmarked they have been acid tested for gold purity

5 mm wide and weighs 4

Art Deco Silver Onyx and Marcasite Ring Antique Eternity Ring 25 and measures 19It begins with a single pane of deepest black onyx, cool and commanding, cut with the strict geometry of a New York skyline. This dramatic Art Deco ring captures the spirit of the Jazz Age with a quiet intensity: clean lines, dark shimmer, and architectural confidence. A halo of glinting marcasite stones surrounds the central gem like city lights at night, while the openwork gallery below reveals swirling Deco scrolls in shadow and silver. This is a