Sean O'Sullivan Rookie Cards
Do you know that the most expensive Sean O'Sullivan Baseball Rookie Card (Autograph Sean Sullivan Colorado Rockies Rookie Prizm Baseball Card Panini) was sold on eBay in 11/2025 for $29.99 while the cheapest Rookie Card (2009 UPPER DECK SIGNATURE STARS * SEAN O'SULLIVAN * ROOKIE CARD AUTOGRAPH) changed hands for only $0.60 in 09/2015? The month with the most cards sold (4) was June 2025 with an average selling price of $4.71 for a Baseball Card of Sean O'Sullivan. Sold items reached their highest average selling price in November 2025 with $24.99 and the month that saw the lowest prices with $0.60 was September 2015. In average, a Rookie Card from Sean O'Sullivan is valued at $2.99.
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| Picture | Item Title | Price | Store |
|---|---|---|---|
 | Sean Sullivan Colorado Rockies 2023 Bowman Chrome Draft 1st Bowman Fuchsia Lunar #BDC-88 #79/199 SGC Authenticated 9.5 Card | $79.99 |  |
 | Sean Sullivan Colorado Rockies 2023 Bowman Chrome Draft 1st Bowman Rose Gold #BDC-88 #10/10 SGC Authenticated 10 Card | $149.99 | |
 | Sean Sullivan Signed Auto IP 2023 Bowman Draft 1st Rookie Card Colorado Rockies | $8.00 |  |