Watch List notes:

Elizabeth II, Gold Proof Sovereign 3-Coin Set 1990, comprising double sovereign, sovereign and half sovereign, obv. Maklouf portrait of the Queen, rev. Pistrucci, limited edition no. 1711 of 7500, encapsulated in Royal Mint case of issue with certificate of authenticity, FDC.
(Estimate: 1100 - 1300 GBP)