Jeff Harris Rookie Cards

Do you know that the most expensive Jeff Harris Baseball Rookie Card (2006 SP Authentic Mariners Rookie Jeff Harris Auto 1 of 1 !) was sold on eBay in 07/2012 for $13.51 while the cheapest Rookie Card (06 UPPER DECK FUTURE STARS JEFF HARRIS/MARINERS AUTH AUTO ROOKIE CARD) changed hands for only $0.39 in 10/2011? The month with the most cards sold (3) was January 2026 with an average selling price of $5.49 for a Baseball Card of Jeff Harris. Sold items reached their highest average selling price in July 2012 with $13.51 and the month that saw the lowest prices with $0.39 was October 2011. In average, a Rookie Card from Jeff Harris is valued at $2.95.

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