Elizabeth II 1997 proof Five-Pounds Wedding Anniversary

Elizabeth II (1952-2022), gold proof Crown, dually dated 1947-1997, struck in 22 carat gold, celebrating the Golden Wedding of Queen Elizabeth II and Prince Philip, obverse design by Philip Nathan; conjoint portraits of The Queen and Prince Philip, Latin legend surrounding ELIZABETH. II. D. G. REG. F.D. PHILIP.PRINCEPS, rev. design by Leslie Durbin, a pair of shields - Royal Arms to the left, shield of Prince Philip to the right - royal crown above separating the dates "1947" and "1997" with "20 NOVEMBER", anchor cabled with the denomination FIVE POUNDS below, 39.94g (S L4). Proof state, in original Royal Mint box with numbered certificate of authenticity