Vintage Art Deco Sterling Silver Onyx Marcasite Ring
Vintage Art Deco Chunky Sterling Silver Jet Onyx Marcasite Domed Ring. This has a genuine oval onyx stone with sparkling marcasites and scalloped edges. Marked 925 and "A" for the makers mark. Measures 1" long and 3/4" wide. Size 9.5 Excellent condition.