Sterling Silver.925/*Gold Alloy.............. Excellent Detail!!!!!!!!!Roman Praetorian Helmet ,mirrored background..... Purple Enameled Plume,oxidized (Darkened) Silver helmet framed in handsome double bezel coin design top....Aprox. Top dimensions:20.0/mm or 0.79"Across...side Alloy(similar to Brass in color) Scorpion(2) accents....Sits flat on finger...no concave parts...State your finger size(10-14),otherwise comes size/12....Oversize 14,add $5.00...Original designs,HEAVYBUILT/USA