Rarity depends on the mintage and the number of specimens still in circulation.
1965United Kingdom 1 Penny 1965
1966Canada 25 cents - Elizabeth II 1966
1967Canada 10 cents - Elizabeth II 1967
1967Canada 25 cents - Elizabeth II 1967
1967East Germany (GDR) 10 pfennig 1967 A
1967France 1 centime 1967 - Wheat
1968East Germany 1 pfennig 1968 High quality
1968East Germany 5 pfennigs 1968 A
1968Guernsey 10 new pence 1968 - Guernsey cow
1968Ireland 6 pence 1968 - Irish Wolfhound
1968Mexico 25 pesos 1968 Mo - Olympic Games
1968Norway 10-øre 1968
1969East Germany (GDR) 20 pfennigs 1969
1969France ½ franc 1969 - Sower
1969Germany 50 pfennig 1969 G
1969Guernsey 50 new pence 1969 - Ducal hat of Normandy
1970France 20 centimes 1970 - Marianne
1970Ireland 5 Pence 1970 - The Bull
1971Guernsey 2 new pence 1971 - Windmill
1971Guernsey ½ new penny 1971
1971Ireland 1 Penny 1971 - Bird
1971Ireland 2 Pence 1971 - The Fleuron
1971Ireland 5 pence 1971 - Bull
1971Ireland ½ Penny 1971 - Bird on the Rocks