Grant Koch Autographs
Affiliate disclosure: When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.
Current items with a signature of Grant Koch
These are the most current items with a signature of Grant Koch that were listed on eBay and on other online stores - click here for more items.
| Picture | Item Title | Price | Store |
 | 2025 Topps Chrome RC Grant Koch Rookie Autograph Pirates?☠️ RA-GKO | $9.49 |  |
Traded items with a signature of Grant Koch
The most expensive item with a signature of Grant Koch ([OBO/MSG] 2025 Topps Chrome Grant Koch H Andwritten Autograph Rc) was sold in June 2026 for $119.36 while the cheapest item (2025 Topps Chrome #RA-GKO Grant Koch Refractor Autograph /499 (RC)) found a new owner for $2.39 in October 2025. The month with the most items sold (8) was September 2025 with an average selling price of $11.49 for an autographed item of Grant Koch. Sold items reached their highest average selling price in June 2026 with $61.18 and the month that saw the lowest prices with $3.99 was December 2025. In average, an autographed item from Grant Koch is worth $7.50.
Most recently, these items with a signature of Grant Koch were sold on eBay - click here for more items.
| Picture | Item Title | Price | Store |
 | 2017 Panini Elite Extra Edition Autograph Grant Koch #USAT-GK USA Baseball | $10.99 |  |
 | 2018 Bowman Chrome GRANT KOCH Signed Card autograph auto PIRATES RAZORBACKS IP | $5.83 | |
| 2025 Topps Chrome #RA-GKO Grant Koch Rookie Autograph Gold Refractors /50 | $31.50 | |
| 2025 Topps Chrome Baseball Grant Koch Rookie Autograph Pirates | $3.34 | |
| 2025 Topps Chrome Grant Koch RC Blue Raywave Signature /150 #RA-GKO Pirates AUTO | $12.00 | |
| 2025 Topps Chrome Grant Koch Rookie Autograph #RA-GKO Pittsburgh Pirates Insert | $3.00 | |
| 2025 Topps Chrome Grant Koch Rookie Autograph /499 #RA-GKO | $3.99 | |
| 2025 Topps Chrome Grant Koch Rookie Refractor Autograph /499 #RA-GKO | $50.00 | |
 | 2025 Topps Chrome Rookie Autograph Grant Koch #RA-GKO Pittsburgh Pirates RC Auto | $2.99 | |
| 2025 Topps Chrome Rookie Autograph Grant Koch RA-GKO Pirates Card | $5.00 | |
 | [OBO/MSG] 2025 Topps Chrome Grant Koch H Andwritten Autograph Rc | $119.36 | |
| GRANT KOCH 2025 TOPPS CHROME ROOKIE AUTOGRAPH GOLD RC AUTO 25/50 | $45.84 | |
| Grant Koch SIGNED 2021 Choice Greensboro Grasshoppers Card #16 RC Auto Pirates | $9.99 | |
| Topps 2024 Chrome Grant Koch Rookie Autograph RA-GKO Pirates | $20.00 | |
| Topps 2025 Chrome Rookie Autograph Blue Grant Koch Pirates RA-GKO /150 | $5.00 | |
