THE REIGN OF THE ROMANOV DYNASTY. Issuer: Russian Empire Emperor Nicholas II (1894-1917) Type Circulation commemorative coin Year 1913 Value 1 ruble (1 ruble) Currency Ruble (1700-1917) Composition Silver (.900) Weight 20 grams Diameter 33.65 mm Thickness 2.5 mm Shape Round Milled technique Orientation Medal alignment ↑↑ Demonetized 1917 Number N#14767Help References Y #70, Uzd #4201 Commemorative edition 300th Anniversary of the Romanov Dynasty Obverse The obverse of the coin depicts two rulers: on the left, Emperor Nicholas II in the military uniform of the bodyguard of the 4th Infantry Regiment of the Imperial Family, on the right, Michael I in royal robes and the cap of Monomakh. Portraits made in a circular frame around a Greek ornament. Translation: cyr Engraver: MA Kerzin that Reverse It depicts the Small Coat of Arms of the Russian Empire. Above it is an inscription with the RUBLE symbol, at the bottom is a double date 1613-1913. Around it is a round frame of Greek ornament. Script: Cyrillic Writing: RUB 1613 - 1913 Translation: Ruble Engraver: M.A. Kerzin Edge Smooth with inscription Inscription: ЧИСТАГО СЕРЕБРА 4 ЗОЛОТНИКА 21 ДОЛЯ (В•С) Translation: Pure silver 4 zolotniki 21 dolya [pieces] (V•S) Mint Petersburg / Leningrad / Petrograd, Russia (1724-date) Comments Mincmaster: ВС - Victor Smirnov (1913-1917). There are two varieties of the 1913 commemorative ruble, differing in the front side of the stamp: "flat embossing" of the first batches and "convex embossing" with more relief portraits. Converting the weight of silver to the edge: 4 zolotniki + 21 dolya → 4 • 4.27 g + 21 • 0.445 g = 18.014 g