The coins were issued, replacing the previous ones recorded by Durussel, between 1897 and 1936, in 1947 and in 1949. They had a face value of 10, 20 or 100 Swiss francs and
were minted with a gold purity of 900 / 1000.It was struck about 60 million, although the 100-franc piece were produced only 5000 pieces. The 20 franc coin is the most common. The amount in pieces of gold pieces minted by the kings of the kingdom of Italy, Vittorio Emanuele II and his son Umberto I, respectively, are approximately 11,743,000 pieces those coined by Vittorio Emanuele II between 1861 and 1878, and about 8,763,000 coined by King Umberto I from 1879 to 1897 inclusive.