Hi folks, I have a proof set of Gold Angel Coins, Isle of Man 1988.......Certificate of Authenticity # 0160 from Pobjoy Mint....these are 1 of only 3000 sets. set includes 1oz, 1/2 oz, 1/4, oz and 1/10 oz fine gold coins...I purchased these in 1988....they are in mint condition......can anyone help with value...?????...or how I can find value of these coins........Thanks........
