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Rockruff
SM Black Star Promos

Rockruff

SM Black Star Promos · SM06/248 ·Rare
Market price
€2,31
Price history · RAW
2026-04-17 · €0,84 €5,97 · 2026-07-22
Price per print
🇬🇧 Normal · EN n=7 €2,31
How is this value calculated?
Ladder estimate · English · ~€2,31 gruen
Evidence pathSalesAgeValue vᵢWeight gᵢ
eigene rohe NM-Verkäufe · Set +12% nachgeführt12 2 mo €2,1997.96
eigene LP-Verkäufe ÷ 0.7927 · Set +12% nachgeführt6 49 d €2,526.68
unknown roh NM × 0.8974 (Sprach-Faktor aus 24 Karten) · Set +12% nachgeführt3 49 d €5,605.12
value = exp( Σ gᵢ·ln vᵢ ⁄ Σ gᵢ ) = €2,31 · Σ g = 109.76

Measured error for this era×language (backtest): ±16 %

Ladder estimate · Deutsch · ~€1,97 gelb
Evidence pathSalesAgeValue vᵢWeight gᵢ
en roh NM × 0.9714 (Sprach-Faktor aus 9 Karten)12 2 mo €1,970.24
value = exp( Σ gᵢ·ln vᵢ ⁄ Σ gᵢ ) = €1,97 · Σ g = 0.24

Measured error for this era×language (backtest): ±34 %

Gate not green — shown only here, never as the price.

Ladder estimate · Français · ~€2,41 rot
Evidence pathSalesAgeValue vᵢWeight gᵢ
en roh NM × 1.1893 (Sprach-Faktor aus 36 Karten)12 2 mo €2,413.81
value = exp( Σ gᵢ·ln vᵢ ⁄ Σ gᵢ ) = €2,41 · Σ g = 3.81

Measured error for this era×language (backtest): ±9 %

Gate not green — shown only here, never as the price.

Ladder estimate · Italiano · ~€4,44 gelb
Evidence pathSalesAgeValue vᵢWeight gᵢ
en roh NM × 1.2354 (Sprach-Faktor aus 34 Karten) · Set +15% nachgeführt12 2 mo €2,759.74
unknown roh NM × 1.1974 (Sprach-Faktor aus 9 Karten) · Set +15% nachgeführt3 49 d €7,618.67
value = exp( Σ gᵢ·ln vᵢ ⁄ Σ gᵢ ) = €4,44 · Σ g = 18.41

Measured error for this era×language (backtest): ±17 %

Gate not green — shown only here, never as the price.

PSA Population EN Σ 26
PSA 10
4 15%
PSA 9
10 38%
PSA 8
6 23%
PSA ≤7
6 23%
PSA · Sun & Moon Single Pack Blisters · as of 2026-08-13
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FAQ

Frequently asked questions

How does lastsold determine the market value?

lastsold 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.