1999 Upper Deck Black Diamond Tony Gwynn #69

1999 Upper Deck Black Diamond Tony Gwynn #69 value & prices

The 1999 Upper Deck Black Diamond Tony Gwynn #69 is a Baseball card released in 1999. Ungraded copies carry a market value of about $1.52.

An ungraded copy is worth around $1.52, a PSA 9 around $15.25, a PSA 10 (Gem Mint) around $59.99 and a pristine BGS 10 around $78.00. That's roughly a 39× premium for a gem-mint copy over raw — one of the clearest signals that condition-sensitive buyers dominate this card's market.

Is it worth grading?

With raw copies near $1.52 and top grades reaching $59.99, grading a sharp copy of this card can clearly pay for itself — the spread comfortably covers a typical ~$25.00 grading fee. The catch: only submit copies with strong centering, clean corners, and unmarked surfaces, because anything below a 9 usually erases the math.