Jerry Koosman Rookie Cards
Do you know that the most expensive Jerry Koosman Baseball Rookie Card (Topps 1968 Rookie Stars #177 Nolan Ryan Jerry Koosman New York Mets Rookie Card) was sold on eBay in 06/2026 for $32000.00 while the cheapest Rookie Card (1969 Topps Jerry Koosman Card #90 New York Mets All-Star Rookie Vintage Baseball) changed hands for only $0.99 in 12/2023? The month with the most cards sold (33) was July 2026 with an average selling price of $1100.00 for a Baseball Card of Jerry Koosman. Sold items reached their highest average selling price in July 2026 with $1100.00 and the month that saw the lowest prices with $3.99 was October 2019. In average, a Rookie Card from Jerry Koosman is valued at $398.96.
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