Professor Elm’s Lecture
How is this value calculated?
Recency-weighted trimmed median of 3 NM sales (RAW; outliers trimmed against the median, newer sales weigh more, dynamic half-life).
| Evidence path | Sales | Age | Value vᵢ | Weight gᵢ |
|---|---|---|---|---|
| eigene rohe NM-Verkäufe | 4 | 54 d | £11.21 | 32.65 |
Measured error for this era×language (backtest): ±16 %
No PSA numbers for this print yet — in any language.
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Frequently asked questions
What will I get for Professor Elm’s Lecture Lost Thunder 188a/214 if I want to sell quickly?
Half of all sales fell between £12.71 and £36.08, with a median of £18.68. Selling fast lands you nearer the lower end; with patience, good photos and a complete title the upper end is achievable.
Below which price is an offer for Professor Elm’s Lecture Lost Thunder 188a/214 unrealistic?
The cheapest genuine sales were around £11.21. Offers well below £6.72 are typically fakes, mislabelled cards or a different variant — ask for photos of all four borders and a close-up of the surface.
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.