British India One Rupee 1878 Silver Victoria Empress Coin

British India 1878 Victoria One Rupee silver coin issued during the reign of Queen Victoria as Empress of India. The reverse features ONE RUPEE INDIA 1878 surrounded by an elaborate floral wreath, while the obverse depicts the crowned and robed bust of Queen Victoria facing left with the legend VICTORIA EMPRESS. This is the Calcutta Mint variety, catalogued as KM 492. The coin is composed of .917 fine silver, with a standard weight of approximately 11.66 grams and diameter of 30.79 mm. It has a reeded edge, round shape and medal alignment. The recorded mintage for the 1878 Calcutta issue is approximately 32,658,000 pieces.