What are the most valuable Ken Griffey Jr cards?

The 1989 Upper Deck Ken Griffey Jr Rookie #1 PSA 9 vs PSA 10 Price Comparison is one of the notable Ken Griffey Jr cards on the market. Ken Griffey Jr's career performance and popularity among collectors directly impact card values. Browse our database for more Ken Griffey Jr cards and their current market values.

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1989 Upper Deck Ken Griffey Jr Rookie #1 PSA 9 vs PSA 10 Price Comparison— Value & Price Guide

Upper Deck1989

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Based on recent verified eBay sold listings, the 1989 Upper Deck Ken Griffey Jr Rookie #1 PSA 9 vs PSA 10 Price Comparison has a fair market value of varies based on condition and market demand. Values are updated regularly based on real transaction data.

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Last updated5/10/2026

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About the 1989 Upper Deck Ken Griffey Jr Rookie #1 PSA 9 vs PSA 10 Price Comparison

The 1989 Upper Deck Ken Griffey Jr. Rookie Card #1 is arguably the most iconic baseball card of the modern era, and comparing PSA 9 and PSA 10 examples highlights critical market dynamics. A PSA 9, or "Mint," is a fantastic acquisition, offering superb condition for this groundbreaking Upper Deck release. However, the PSA 10 "Gem Mint" version of Griffey's rookie is a legendary chase card, notoriously difficult to obtain due to the card's black borders and susceptibility to edge wear. The price disparity between a PSA 9 and a PSA 10 is often exponential, reflecting the scarcity and desirability of perfection for such a universally recognized and historically significant rookie card. This difference underscores the premium placed on flawless condition for key cards.