Original sealed box 5- 1988 United States Mint Proof Sets.. Up for Auction is an Unopened Mailer Box from 1989 containing 5 1989 Proof Sets!!!! Wow! - This Mailer Box is sealed exactly as it left the mint over 40 years ago. Each Proof set in this mailer box has never been reviewed or examined by anyone. Virtually every 1989 Proof Set has been looked at by Coin Experts who have identified potential PR70 DCAM Coins and had them slabbed. Those opened Proof Sets you find at coin shows or for sale individually have almost certainly been examined and reviewed. NOT ONE OF THE FIVE SETS IN THIS MAILER BOX HAVE BEEN SEEN BY HUMAN EYES IN 40 YEARS , So, What COULD be in these Sets, Well here are the 5 things that could be inside. An Kennedy 50c in PR70 DCAM Trending $60, a Washington 25c in PR70 DCAM Trending $70, a Roosevelt Dime in PR70 DCAM Trending $65, BUT That’s Just the Start, There also could be a Jefferson 5c in PR70 DCAM, TRENDING $115 & a Lincoln 1c in PR70 DCAM Trending $120!!!! And there can be FIVE of Each in this BOX, This could be one of the very last boxes in EXISTENCE. This “WONKA” Box could Contain Coins Worth $2600 - Good Luck in Obtaining This Unopened Mailer Box of 5 1989 Proof Sets!!!