Cayman Islands 1974 - Cayman Islands Currency Board 1 Dollar Specimen with Perforated 'SPECIMEN OF NO VALUE' (Pick 5bs)
The serial format consists of an all-zero number sequence with prefix A/3, reserved exclusively for specimen handling and never used on issued notes. This serial structure, combined with the perforated invalidation, clearly situates the note within the final control phase of the Currency Board’s specimen management process. Read more →