| Sold | Grade | Monthly Average |
| Apr 2013 | CGC 9.8 | $185.00 |
| Mar 2013 | CGC 9.8 | $193.50 |
| Dec 2012 | CGC 9.8 | $116.00 |
| Jan 2012 | 9.6 | $180.00 |
| Apr 2013 | 9.4 | $96.00 |
| Feb 2012 | 9.4 | $144.00 |
| Jul 2013 | 9.2 | $36.00 |
| Nov 2021 | 8.5 | $26.00 |
| Jun 2018 | 7.5 | $18.75 |
| Apr 2015 | 7.0 | $8.40 |
| Sep 2015 | 6.0 | $12.00 |
| Jul 2015 | 6.0 | $12.00 |