| Sold | Grade | Monthly Average |
| Oct 2019 | CGC 9.8 | $60.00 |
| Apr 2019 | PGX 9.8 | $31.00 |
| Aug 2014 | 9.4 | $84.95 |
| Jul 2014 | 9.4 | $17.10 |
| Aug 2014 | 9.2 | $23.00 |
| Dec 2015 | 9.0 | $35.00 |
| Oct 2015 | 9.0 | $15.00 |
| Aug 2015 | 9.0 | $21.00 |
| Jul 2015 | 8.5 | $43.00 |
| Aug 2014 | 8.5 | $12.75 |
| Jul 2014 | 8.5 | $12.11 |
| Aug 2014 | 8.0 | $12.00 |
| Oct 2014 | 6.0 | $29.95 |
| Aug 2014 | 6.0 | $9.00 |