Mark Duper
1991 Score #430
Recent Sales History by Grade
VIP Members can view completed auction prices that took place on eBay and major auction houses. Click below to sign up for a Gold Membership now for immediate access to historical football card values.
Log In Sign upPSA
| AUTH | 1 | 1.5 | 2 | 2.5 | 3 | 3.5 | 4 | 4.5 | 5 | 5.5 | 6 | 6.5 | 7 | 7.5 | 8 | 8.5 | 9 | 10 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| VIP | VIP | VIP | VIP | VIP | VIP | VIP | VIP | VIP | VIP | VIP | VIP | VIP | VIP | VIP | VIP | VIP | VIP | VIP |
SGC
| AUTH | 10 (1) | 20 (1.5) | 30 (2) | 35 (2.5) | 40 (3) | 45 (3.5) | 50 (4) | 55 (4.5) | 60 (5) | 70 (5.5) | 80 (6) | 82 (6.5) | 84 (7) | 86 (7.5) | 88 (8) | 92 (8.5) | 96 (9) | 97 (9.5) | 98 (10) | 100 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| VIP | VIP | VIP | VIP | VIP | VIP | VIP | VIP | VIP | VIP | VIP | VIP | VIP | VIP | VIP | VIP | VIP | VIP | VIP | VIP | VIP |
BVG/BGS
| AUTH | 1 | 1.5 | 2 | 2.5 | 3 | 3.5 | 4 | 4.5 | 5 | 5.5 | 6 | 6.5 | 7 | 7.5 | 8 | 8.5 | 9 | 9.5 | 10 | 10 BLACK |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| VIP | VIP | VIP | VIP | VIP | VIP | VIP | VIP | VIP | VIP | VIP | VIP | VIP | VIP | VIP | VIP | VIP | VIP | VIP | VIP | VIP |
CSG/CGC
| AUTH | 1 | 1.5 | 2 | 2.5 | 3 | 3.5 | 4 | 4.5 | 5 | 5.5 | 6 | 6.5 | 7 | 7.5 | 8 | 8.5 | 9 | 9.5 | 10 | PERFECT 10 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| VIP | VIP | VIP | VIP | VIP | VIP | VIP | VIP | VIP | VIP | VIP | VIP | VIP | VIP | VIP | VIP | VIP | VIP | VIP | VIP | VIP |
PSA-Q
GAI
