Old ring, onyx and marcasites, in solid silver in good condition marked 925 stone dimensions 1.4 cm X 0.8 cm total dimensions 2.5 cm X 1.5 cm size 56 or 1.8 cm total weight 6.05 gr see photos Check out my other items! reduced shipping costs in case of group purchase Condition:UsedItem that has been worn. any imperfections. Dominant stone:Onyx Size:56 Metal purity:925 parts per 1000 Metal:Solid silver Secondary stone:Marcasite