This uncirculated 20 British pound sterling banknote is a standard banknote issued by the Bank of England. It is a violet polymer banknote that is dated 2018, bears the signature of Chief Cashier Sarah John, and measures 139 mm x 73 mm. Its obverse side shows a portrait of Queen Elizabeth II, the coronation crown, the Bank of England seal, and a Tintern Abbey window. Its reverse side honors Joseph Mallord William Turner, an excerpt from Turner’s painting “The Fighting Temeraire”, and his signature. Because the banknote is made of polymer, it does not have a security thread or a watermark. However, it has a Kurz’s Kinegram Colors holographic stripe. The details of this banknote have been verified and TAP Authenticated by Banknote World experts.