Y# 70 Denomination Rouble Country Russia Government Empire Ruler Nicholas II Coinage Type Standard Coinage Mint St. Petersburg Composition Silver Fineness 0.9 Weight 19.996 g 0.5786 oz ASW Diameter 34 mm Subject 300th Anniversary – Romanov Dynasty Description Obverse Conjoined heads facing 1/4 right Description Reverse Crowned double-headed imperial eagle Designer Obverse M.A. Kerzin Designer Reverse M.A. Kerzin Notes Struck at St. Petersburg without mint mark.