Watch List notes:

Costa Rica (2) 100 Colones 1974 Wildlife Conservation Series, Reverse: Manatee, KM# 201a Silver Proof FDC, 50 Colones 1974 Wildlife Conservation Series, Reverse: Green Turtles KM#200a Silver Proof FDC or very near so and retaining practically full mint brilliance, in capsules, no box of certificates, the Wildlife Conservation coins have always proved to be a popular series.

Estimate: 60-75 GBP