1999 SP Signature Edition Ken Griffey Jr. card prices from real eBay sold listings — 1 card tracked, updated daily.
The most expensive sale is the 1999 SP Signature Edition Sample #1 in PSA 10 at $210 (sold August 3, 2026). Disclaimer: with a market this large, there will be sales we miss or simply don't track!
How much is the 1999 SP Signature Edition Sample #1 Ken Griffey Jr. worth?
The 1999 SP Signature Edition Sample #1 Ken Griffey Jr. sold for $210 in a PSA 10 on August 3, 2026.