Squirtle · Anniversary Stamp
Origin: First Partner Illustration Collection (Series 1) · Product insert
Market price
£23.08
based on 1 sales
How is this value calculated?
Ladder estimate · English
· ~£18.64
gruen
| Evidence path | Sales | Age | Value vᵢ | Weight gᵢ |
|---|---|---|---|---|
| eigene rohe NM-Verkäufe | 235 | 2 d | £18.70 | 1918.37 |
| eigene PSA7-Verkäufe ÷ 1.7938 | 2 | 36 d | £6.82 | 2.22 |
| eigene LP-Verkäufe ÷ 0.8032 | 16 | 5 d | £20.29 | 2.07 |
| eigene PSA9-Verkäufe ÷ 2.8792 | 94 | 4 d | £5.84 | 1.44 |
| eigene PSA8-Verkäufe ÷ 1.5249 | 5 | 14 d | £13.98 | 1.42 |
| eigene PSA10-Verkäufe ÷ 10.5102 | 222 | 2 d | £6.26 | 0.16 |
| fr roh NM × 0.7904 (Sprach-Faktor aus 52 Karten) | 14 | 4 d | £15.32 | 5.98 |
| it roh NM × 0.9938 (Sprach-Faktor aus 50 Karten) | 11 | 16 d | £10.78 | 2.15 |
value = exp( Σ gᵢ·ln vᵢ ⁄ Σ gᵢ ) = £18.64 · Σ g = 1936.58
Measured error for this era×language (backtest): ±16 %
Ladder estimate · Deutsch
· ~£17.81
gruen
| Evidence path | Sales | Age | Value vᵢ | Weight gᵢ |
|---|---|---|---|---|
| eigene rohe NM-Verkäufe | 39 | 10 d | £17.81 | 318.37 |
| eigene PSA10-Verkäufe ÷ 10.5102 | 2 | 31 d | £12.54 | 0.16 |
| fr roh NM × 0.8745 (Sprach-Faktor aus 43 Karten) | 14 | 4 d | £16.95 | 1.77 |
| en roh NM × 1.2053 (Sprach-Faktor aus 75 Karten) | 235 | 2 d | £22.55 | 1.61 |
| unknown roh NM × 0.6836 (Sprach-Faktor aus 15 Karten) · Set -16% nachgeführt | 5 | 4 mo | £22.84 | 1.19 |
| it roh NM × 1.003 (Sprach-Faktor aus 41 Karten) | 11 | 16 d | £10.88 | 1.03 |
value = exp( Σ gᵢ·ln vᵢ ⁄ Σ gᵢ ) = £17.81 · Σ g = 324.13
Measured error for this era×language (backtest): ±17 %
Ladder estimate · Français
· ~£19.30
gruen
| Evidence path | Sales | Age | Value vᵢ | Weight gᵢ |
|---|---|---|---|---|
| eigene rohe NM-Verkäufe | 14 | 4 d | £19.38 | 114.29 |
| eigene PSA9-Verkäufe ÷ 2.8792 | 2 | 1 d | £6.41 | 1.39 |
| eigene PSA10-Verkäufe ÷ 10.5102 | 7 | 9 d | £6.55 | 0.16 |
| en roh NM × 1.2659 (Sprach-Faktor aus 52 Karten) | 235 | 2 d | £23.68 | 6.52 |
| de roh NM × 1.1435 (Sprach-Faktor aus 43 Karten) | 39 | 10 d | £20.36 | 1.6 |
| it roh NM × 1.233 (Sprach-Faktor aus 38 Karten) | 11 | 16 d | £13.37 | 1.22 |
| unknown roh NM × 0.759 (Sprach-Faktor aus 12 Karten) · Set -10% nachgeführt | 5 | 4 mo | £26.32 | 0.76 |
value = exp( Σ gᵢ·ln vᵢ ⁄ Σ gᵢ ) = £19.30 · Σ g = 125.94
Measured error for this era×language (backtest): ±20 %
Ladder estimate · Italiano
· ~£11.21
gruen
| Evidence path | Sales | Age | Value vᵢ | Weight gᵢ |
|---|---|---|---|---|
| eigene rohe NM-Verkäufe | 11 | 16 d | £10.84 | 89.8 |
| eigene LP-Verkäufe ÷ 0.8032 | 5 | 22 d | £18.15 | 2.01 |
| eigene PSA9-Verkäufe ÷ 2.8792 | 31 | 20 d | £6.14 | 1.44 |
| eigene PSA8-Verkäufe ÷ 1.5249 | 2 | 22 d | £11.76 | 1.38 |
| eigene PSA10-Verkäufe ÷ 10.5102 | 112 | 18 d | £5.99 | 0.16 |
| en roh NM × 1.0062 (Sprach-Faktor aus 50 Karten) | 235 | 2 d | £18.82 | 2.43 |
| unknown roh NM × 0.5685 (Sprach-Faktor aus 13 Karten) · Set -20% nachgeführt | 5 | 4 mo | £18.42 | 1.91 |
| fr roh NM × 0.8112 (Sprach-Faktor aus 38 Karten) | 14 | 4 d | £15.72 | 1.15 |
value = exp( Σ gᵢ·ln vᵢ ⁄ Σ gᵢ ) = £11.21 · Σ g = 101.05
Measured error for this era×language (backtest): ±15 %
PSA Population
No PSA numbers for this print yet — in any language.
Recent sales · 2
| 2026-10-15 | EN | BGS 9.5 | 2026 Pokemon Promo #039 Squirtle 30th Anniversary Stamp BGS | £26.72 |
| 2026-10-04 | EN | RAW NM | Squirtle 039 PROMO BLACK STAR 30th Anniversary STAMP Pokemon | £15.29 |
FAQ
Frequently asked questions
How does Last Sold determine the market value?
Last Sold uses only real sales — eBay plus auction houses like Goldin & Fanatics — recent sales count more (recency weighting), outliers and fakes are removed. It's not an estimate but actual sold prices, separated by condition, language and grading.
Squirtle · Anniversary Stamp MEP Black Star Promos · 039


