1989 Elizabeth II, Proof Sovereign, ‘500th anniversary of the sovereign’, slabbed PF69 1989 Proof Sovereign, '500th anniversary of the sovereign', slabbed by NGC PF69 ULTRA CAMEO. Milled Gold Monarch: Elizabeth II Date: 1989 Price: sold ENQUIRY FORM To enquire about this Coin please use the form below Your Name* Your Email* Subject Your Message Human test: Which is bigger, 2 or 8? Posted in Denomination, Milled Gold, Sold, Sovereign, Windsor.