| July · 1 sale · median $1,276 · +53% vs May | ||||
| 12 | eBay | Pokemon Regirock ex Holo Undone Seal 055/083 1st Edition Japanese PSA 10 Japanese 055/083 | +53% | $1,276 |
| May · 1 sale · median $835 · +24% vs Apr | ||||
| 26 | eBay | 2024 Pokemon Japanese Undone Seal 1st Edition #055 Regirock EX Holo PSA 10 | +24% | $835.00 |
| April · 1 sale · median $674 | ||||
| 17 | eBay | 2024 Pokemon Japanese Undone Seal 1st Edition #055 Regirock EX Holo PSA 10 | — | $674.00 |