Watch List notes:

Elizabeth II, matte sovereign, 2020, portcullis privy mark, head r., wearing tiara, rev. St. George and the dragon, portcullis mint mark to l. (S.SC9H), with case of issue and certificate, mint state
Struck on the day that Britain left the European Union (31 January 2020), certificate number 1053.
(300-400 GBP)