Watch List notes:

France, Napoleon III, Gold 20 Francs, 1860 BB, Strasburg Mint, Obv: the bust of the king facing right, legend around the field, Rev: value and the date in three lines surrounded by a laurel wreath, legend around, mintmark "BB" appear below the wreath, raised stars and legend on the edge, 6.6g, 21.03mm, (KM # 781), choice very fine, Very Scarce.