The Guernsey 1 Pound banknote was issued by the States of Guernsey between 1991 and 2016. Its front design depicts a Market Square scene with shoppers and tented stalls in 1830, a quatrefoil as a registration device, and a Guernsey lily underprint pattern with olive branches flanking the seal of Bailiwick. On the reverse are the Royal Court building in St. Peter Port in 1840, a Guernsey lily underprint pattern, a Bailiffs hat, a portrait of Daniel de Lisle Brock, and the Brock Coat of Arms. The security features of the banknote include a solid security thread printed with GUERNSEY and a seal of Bailiwick shield pattern watermark. This Guernsey 1 Pound banknote has been TAP authenticated with a grade of 60-70 and is in uncirculated condition.