British and World Banknotes

Negara Brunei Darussalam, specimens for polymer $1, $5 and $10, 2011, all with serial number D/1 000000, red specimen overprints, all three are superb uncirculated examples, and the only specimens of this issue that the cataloguer has seen (3 notes)
TBB B301s-B303s, Pick 35-37 £1,500-£2,000