The 1903 San Francisco Mint fifty centavos is perhaps the most expensive United States-Philippines coin ever sold, catalog at $22, 000. Only 2 specimen have reported and only one formally auctioned for the price mentioned. Do not mistake this one for the common 1903 Philadelphia Mint fifty centavos. This coin is an absolute rarity.The story of how this coin surfaced is still a mystery but there is however rumors in the Philippine Numismatic And Antiquarian Society and even the former owner spreading how this coin made history and has changed the life of a neophyte coin seller.The story goes like this according to its former owner; It was...