| Sold | Grade | Monthly Average |
| Aug 2024 | CGC 9.8 | $16.00 |
| Aug 2024 | CGC 9.6 | $13.00 |
| Nov 2015 | 9.2 | $10.00 |
| Aug 2016 | 9.0 | $9.00 |
| Apr 2017 | 8.5 | $8.49 |
| Aug 2023 | 8.0 | $8.00 |
| Mar 2023 | 8.0 | $8.00 |
| Oct 2017 | 8.0 | $12.50 |
| Dec 2016 | 7.5 | $12.00 |
| Dec 2015 | 7.0 | $7.00 |
| Aug 2014 | 6.5 | $6.49 |
| May 2020 | 6.0 | $6.00 |
| Aug 2013 | 4.0 | $4.00 |