1979 Costa Rica 100 Colones International Year of the Child KM-206 Ag.  Coin is part of an old collection and, as you can see in images, it deserves to be graded.  Selling at a very reasonable price.  

    Year    1979
    Value    100 Colones
    Currency    Colón (1896-date)
    Composition    Silver (.925)
    Weight    35 g
    Diameter    42 mm
    Thickness    2.49 mm
    Shape    Round
    Technique    Milled
    Orientation    Medal alignment 
    Number    N#26951
    References    KM# 206
    Edge: Reeded