C's: 
Cayman Islands
Cayman Islands pick 5d: 1 Dollar from 1974
Law of 1974 (1985). Blue on multicolored underprint. Arms at upper center, Queen Elizabeth II at right. Fish, coral at center on back. Watermark: tortoise. Printer: TDLR. Serial number prefix A/5.
Collectors Comment: TBB B105b
Other Info
Condition:
UNC
Serial #:
A/5000401
Also Owned By:
Cayman Islands pick 38c: 1 Dollar from 2010
2010. Blue and violet on multicolored underprint. Queen Elizabeth II at right. Back: cliffs. Printer: DLR. Series D/3.
Collectors Comment: Purchased from Banknoteworld.com. TBB B218a
Other Info
Condition:
UNC
Serial #:
D/3893846
Buy Date:
Jan 30th, 2021
Price Paid:
$2.49
Also Owned By:
Cayman Islands pick 44: 1 Dollar from 2020
2020. Blue. "Celebrate Cayman: 60 Years - Our First Constitution".
Collectors Comment: Purchased from Yuri111. Prefix: Q/2 TBB B224a
Other Info
Condition:
UNC
Serial #:
Q/2018993
Buy Date:
Mar 20th, 2022
Price Paid:
$4.27