Old Vintage Art Deco Sterling Peking Glass Marcasite Ring

Old Vintage Art Deco Sterling Peking Glass Marcasite Ring. The carved floral design in the green Peking glass is remarkable. The sterling setting is marked with illegible makers hallmarks. It has sparkling marcasites that decorate the frame. Tested to be at least 925 Sterling Silver. Measures just over 3/4" long x 5/8" wide. Size 6.5