Rare Penny Sells at Auction for $1.1 Million. Here's How to See If You Have One in Your Swear Jar. A 1958 penny with a minting defect had one collector shelling out a whole lot more pennies to add it to their collection. Previous Article Why Maintaining Growth While Reducing Costs Requires a Shift in Mindset and Culture — and Lots of Data Next Article The Most Successful Startup Founders Are This Age, Study Finds (And No, It's Not Early 20s)