Issued to mark the 60th wedding anniversary of Queen Elizabeth II and Prince Philip in 2007, this is squarely a commemorative trade piece aimed at the collector market rather than circulation. Cook Islands has issued currency under New Zealand's monetary umbrella since 1972 and maintains a long-standing arrangement allowing commemorative issues of this kind — coins that are technically legal tender but were never intended to see a cash register.
Issued to mark the 60th wedding anniversary of Queen Elizabeth II and Prince Philip in 2007, this is squarely a commemorative trade piece aimed at the collector market rather than circulation. Cook Islands has issued currency under New Zealand's monetary umbrella since 1972 and maintains a long-standing arrangement allowing commemorative issues of this kind — coins that are technically legal tender but were never intended to see a cash register.