Elizabeth II, Proof Half Sovereign 1989, '500th Anniversary of the First Gold Sovereign 1489-1989', obv. the Queen crowned and seated in King Edward's chair with orb and sceptre, rev. ANNIVERSARY OF THE GOLD SOVEREIGN 1489-1989 around crowned shield set within Tudor rose, design by Bernard Sindall, loose without certificate of authenticity or case, hairlines and handling marks, otherwise GEF
Estimate: 250 - 300 GBP