JAMAICA: 25 Dollars (1980) in silver (0,925) part of 1980 Olympics series. Arms with supporters on obverse. Circle of heads of previous Gold Medal winners on reverse. Weight: About 136gr. Oxidized on obverse. Catalogue says that the silver purity is 0,500 but we disagree and believe it is a mistake. Small strike on the edge. (KM 88). Proof.