Suffix variety banknote unearthed in a large collection makes £800

The Royal Bank of Scotland £1 one pound banknote 1939 D1 847907A

Lot 337 on 12th November 2015:
"The Royal Bank of Scotland £1 one pound banknote 1st September 1939 D1 847907A Speed suffix variety SC802c"

This banknote was found by our specialist in a large collection of banknotes that were handed in for auction. After hours of sorting the notes by bank, doenomination, year and then serial number, this anomaly was identified. Only a few of these rare suffix variety notes exist.