Cayman Islands Currency Board, $10, 1996, serial number X/1 094875, red and purple on multicolour underprint, portrait Queen Elizabeth II at right, arms at centre, McCarthy signature, reverse, seven mile beach on Cayman, palm tree, open treasure chest (Pick 18b, TBB B118), an experimental paper issue from TDLR which differs from the normal B/1 prefix notes of a 100,000 notes was placed into circulation to test the durability of the new paper. These notes were given the prefix of X/1 for identification purposes. All the notes, with a few exceptions were returned to TDLR for analysis and destruction. The Key note and most expensive for the whole Cayman Island series, small folds at the lower left, otherwise about uncirculated
