There's a lot of money to be made when the "holy grail" of old coins is brought into the shop, in this clip from Season 10, "Generation Gap". #PawnStars #RickHarrison Find out more about the show and watch full episodes on our site: histv.co/PawnStars Check out exclusive HISTORY content: History Newsletter: histv.co/newsletter Website - histv.co/History Facebook - histv.co/Facebook Twitter - histv.co/Twitter "Pawn Stars" follows three generations of the Harrison family as they assess the value of items coming in and out of their Gold & Silver Pawn Shop in Las Vegas, from the commonplace to the truly historic. HISTORY® is the leading destination for award-winning original series and specials that connect viewers with history in an informative, immersive, and entertaining manner across all platforms. The network’s all-original programming slate features a roster of hit series, premium documentaries, and scripted event programming.