Price by Grade
Recent market prices for graded copies of Professor's Research (Professor Oak)
| Grade | Market Price | vs Raw |
|---|
| 💎 10 | $72.47 | 32× |
| 9.5 | $8.09 | 3.6× |
| 9 | $10.70 | 4.7× |
| 8 | $7.61 | 3.4× |
| 7 | $5.50 | 2.4× |
| Raw (ungraded) | $2.27 | 1× |
Worth grading? A grade 10 copy sells for around $72.47, about 32× the $2.27 raw price, so high-grade copies are worth grading.