10 Pocket Knives in Grandpa's Attic Quietly Becoming PRICELESS (Never Sell These!)

That old pocket knife collecting dust in grandpa's drawer might be worth more than his entire house — and most families throw them away without a second thought. In 2026, the vintage pocket knife market has gone absolutely wild, with certain rare blades selling for $5,000, $10,000, even more at auction. If you've inherited an old tackle box, toolbox, or junk drawer, stop everything and watch this first.