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 a 1999 SP Signature Edition Ken Griffey Jr. card worth?
1999 SP Signature Edition Ken Griffey Jr. card prices top out at $210 for the 1999 SP Signature Edition Sample #1 in PSA 10.
Has the 1999 SP Signature Edition Ken Griffey Jr. card market moved recently?
Prices have been pretty steady lately — the 1999 SP Signature Edition Sample #1 in PSA 10 is still valued at $210.