Watch List notes:

Puerto Rico (struck at the Mexico City mint), large proof silver medal, 1987, visit of Spanish King Juan Carlos I to Puerto Rico. 155.44 grams. Number 0176 (stamped on edge) from a mintage of just 200 pieces, authorized by the Senate of Puerto Rico to commemorate the royal visit, with bust of king on obverse inside legends VISITA DE S.M. JUAN CARLOS A PUERTO RICO / ENCUENTRO DE DOS MUNDOS on the outside and PARA LA CONMEMORACION DEL QUINTO CENTENARIO / Y REUNION IBEROAMERICANA plus mintmark oM in right field; reverse of a Segovian cincuentin (50 reales) but with date 1987. Choice Proof with practically no marks, housed in a sturdy plastic capsule.

Estimate: $200-300