Have you ever flipped through an old box and stumble across an Upper Deck Griffey that's been hiding for years? For you ...

Throughout the month of October, Collectibles on SI provided consistent coverage of the rapid and seemingly inexplicable rise ...

What are most expensive Ken Griffey Jr. cards of all-time? Let's dive in to it! If we asked you to picture the smoothest baseball swing ever, you probably would think of Ken Griffey Jr. A 2013 Hall of ...

In the world of sports collectibles, Ken Griffey Jr. is a true legend. Known for his talent and charisma, Griffey Jr. has made an indelible mark on baseball. Now, collectors can own a piece of history ...

Though Ken Griffey Jr.’s 1989 Upper Deck rookie card is by far his most famous card — and among the most iconic in history — it isn’t his most valuable card. That distinction currently belongs to his ...

The Topps 1990 Ken Griffey Jr. Seattle Mariners #336 Baseball Card is currently causing a stir in the world of sports collectibles. With a list price of $5,000, this card featuring the iconic ...

Even if you've been away from baseball card collecting for a while, you've likely heard that prices these days can be pretty ...

Kyle Harrison had no idea what he was walking into. On a recent afternoon following another standard spring training workout, the 22-year-old Giants left-hander arrived at the Topps Spot mansion ...

PSA released its yearly list of most graded cards Thursday and Shohei Ohtani led the way in 2023, with four of his cards among the top 10. PSA — “Professional Sports Authenticator” — handles more than ...