Castform #66
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Recent sales
| 4 Oct 2026 | Pokemon Castform 066/083 UC Unlimited Undone Seal Japanese LP Japanese 066/083eBay | €3.53 |
| 7 Sept 2026 | CASTFORM 066/083 UNCOMMON UNDONE SEAL POKEMON JAPANESE Japanese 066/083eBay | €3.84 |
| 7 Sept 2026 | Castform 066/083 Unlimited Uncommon Undone Seal Pokemon Japanese MP Japanese 066/083eBay | €2.67 |
| 22 Aug 2026 | CASTFORM 066/083 UNCOMMON UNDONE SEAL POKEMON JAPANESE Japanese 066/083eBay | €3.56 |
| 14 Aug 2026 | CASTFORM 066/083 UNCOMMON UNDONE SEAL POKEMON SUMIYOSHI KIZUKI UNLIMITED MP Japanese 066/083eBay | €2.57 |
| 11 Apr 2026 | [MP] Castform Japanese Undone Seal 066/083 Pokemon Japanese 066/083eBay | €1.92 |
| 11 Jan 2026 | [NM-] Castform 066/083 Japanese Undone Seal Pokemon B JapaneseeBay | €7.94 |
| 11 Jan 2026 | [NM-] Castform 066/083 Japanese Undone Seal Pokemon E JapaneseeBay | €7.94 |
| 26 Dec 2025 | CASTFORM 066/083 UNDONE SEAL JAPANESE POKEMON TCG Japanese 066/083eBay | €1.89 |
| 11 Nov 2025 | HP Pokemon Castform 066/083 Undone Seal ADV Japanese Japanese 066/083eBay | €1.43 |
| 31 Oct 2025 | [MP] Castform Japanese Undone Seal 066/083 Pokemon B Japanese 066/083eBay | €1.70 |
| 31 Jul 2025 | Castform 066/083 Undone Seal Japanese Pokemon Card TCG Japanese 066/083eBay | €3.56 |
| 23 Jun 2025 | Castform 066/083 Undone Seal Japanese Pokemon Card TCG Japanese 066/083eBay | €3.38 |
| 18 Jun 2025 | Castform 066/083 Undone Seal Japanese Pokemon Card TCG Japanese 066/083eBay | €3.38 |
| 30 May 2025 | 2004 Light Play Pokemon Castform 066/083 Undone Seal ADV Japanese JapaneseeBay | €3.55 |
| 24 May 2025 | Pokemon TCG Undone Seal - Castform 066/083 (Japanese)eBay | €2.87 |
| 29 Apr 2025 | Castform 66/83 1st ED Undone Seal Japanese Pokemon Card Japanese #66eBay | €3.54 |
| 2 Apr 2025 | 2004 Heavy Played Pokemon Castform 066/083 Undone Seal ADV Japanese JapaneseeBay | €1.77 |
| 22 Feb 2025 | CASTFORM 066/083 ADV UNDONE SEAL POKEMON JAPANESE UNCOMMON 2004 JapaneseeBay | €2.84 |
| 9 Dec 2024 | Castform 066/083 ADV Undone Seal 2004 Heavy Played Japanese Pokemon CardeBay | €1.77 |
| 18 Sept 2024 | Castform 66/83 Undone Seal Japanese Pokemon Card #66eBay | €3.47 |
| 5 Feb 2023 | Castform 66/83 1st Edition Undone Seal Japanese Pokemon Card US Seller #66eBay | €0.88 |
Most popular Japanese Undone Seal cards
How much is Castform #66 (Japanese Undone Seal) worth?
As of , an ungraded copy of Castform #66 from Japanese Undone Seal sells for about €3.53 (about $3.96), a PSA 9 for about €38.85 (about $43.57) and a PSA 10 for about €123.66 (about $138.68). These values are based on 22 recent completed sales, the latest on 4 Oct 2026. Ungraded values are up 4% over the last 12 months. A PSA 10 sells for 35× the ungraded price. PSA has graded 1 copies, of which 0 (0%) received a PSA 10.
Prices are market values from completed sales, shown in euros (converted from US dollars) and updated every few hours.
Castform #66 PSA population report
1 copies of Castform #66 (Japanese Undone Seal) have been graded by PSA. 0 are PSA 10 Gem Mint and 1 are PSA 9 Mint, a PSA 10 gem rate of 0%.
| Grade | Copies graded | Share |
|---|---|---|
| PSA 10 | 0 | 0% |
| PSA 9 | 1 | 100% |
| PSA 8 | 0 | 0% |
| PSA 7 | 0 | 0% |
| PSA 6 | 0 | 0% |
| PSA 5 | 0 | 0% |
| PSA 4 | 0 | 0% |
| PSA 3 | 0 | 0% |
| PSA 2 | 0 | 0% |
| PSA 1 | 0 | 0% |
| Total | 1 | 100% |
Castform #66 FAQ
How much is Castform #66 (Japanese Undone Seal) worth?
Ungraded, Castform #66 (Japanese Undone Seal) is worth about €3.53 (about $3.96). A PSA 9 sells for about €38.85 (about $43.57). A PSA 10 sells for about €123.66 (about $138.68). Based on recent completed sales as of 23 Oct 2026.
What is a PSA 10 Castform #66 worth?
A PSA 10 Gem Mint Castform #66 (Japanese Undone Seal) recently sold for about €123.66 (about $138.68). Its highest monthly PSA 10 value was €123.66 in October 2026.
How many PSA 10 Castform #66 cards are there?
PSA has graded 1 copies of Castform #66 (Japanese Undone Seal). 0 of them are PSA 10, a gem rate of 0%. 1 are PSA 9.
Is Castform #66 (Japanese Undone Seal) worth grading?
A PSA 10 sells for about 35× the ungraded price (€123.66 vs €3.53). Only 0% of PSA-graded copies reach a 10, so check centering, corners, edges and surface first. The gap is large enough that grading a clean copy can pay off after fees.
Is Castform #66 (Japanese Undone Seal) going up in value?
Ungraded Castform #66 values are up 4% over the last 12 months and up 27% over the last month. The highest monthly ungraded value was €3.98 in January 2026.
When was Castform #66 (Japanese Undone Seal) released?
Castform #66 was released on January 16, 2004 as part of Japanese Undone Seal, card number #66.