Watch List notes:

Prince Charles and Lady Diana Spencer Royal Engagement 1981 Informal Portraits 38mm diameter in 9 carat gold, 28.68 grammes. Hallmarked on the edge. Obverse: Prince Charles almost facing, within inner circle, CHARLES PRINCE OF WALES . BETROTHAL , Reverse: Lady Diana Spencer almost facing, within inner circle LADY DIANA SPENCER . FEB 24th 1981. One of only two types issued, Prooflike UNC with some handling marks, Very Rare with a mintage of just 10 pieces

Estimate: 450-550 GBP