| ebay.co.uk | n=9 | £1.39 | +29% |
| ebay.de | n=6 | £1.33 | +22% |
| ebay.com | n=10 | £1.08 | — |
How is this value calculated?
| Evidence path | Sales | Age | Value vᵢ | Weight gᵢ |
|---|---|---|---|---|
| eigene rohe NM-Verkäufe | 9 | 2 mo | £1.24 | 73.47 |
| eigene LP-Verkäufe ÷ 0.9847 | 4 | 2 mo | £1.60 | 3.21 |
Measured error for this era×language (backtest): ±19 %
| Evidence path | Sales | Age | Value vᵢ | Weight gᵢ |
|---|---|---|---|---|
| en roh NM × 1.4515 (Sprach-Faktor aus 33 Karten) | 9 | 2 mo | £1.80 | 2.4 |
Measured error for this era×language (backtest): ±43 %
Gate not green — shown only here, never as the price.
| Evidence path | Sales | Age | Value vᵢ | Weight gᵢ |
|---|---|---|---|---|
| en roh NM × 1.2403 (Sprach-Faktor aus 19 Karten) | 9 | 2 mo | £1.55 | 2.31 |
Measured error for this era×language (backtest): ±12 %
Gate not green — shown only here, never as the price.
| Evidence path | Sales | Age | Value vᵢ | Weight gᵢ |
|---|---|---|---|---|
| en roh NM × 1.0872 (Sprach-Faktor aus 35 Karten) | 9 | 2 mo | £1.35 | 12.0 |
Measured error for this era×language (backtest): ±14 %
Gate not green — shown only here, never as the price.
No PSA numbers for this print yet — in any language.
#146a
#189 · U
#123 · U
#164 · SEC
#163 · SEC
#160 · UR
#159 · UR
#158 · UR
#157 · UR
#154 · UR
#161 · UR
#60 · RFrequently asked questions
What will I get for Professor's Letter BREAKthrough 146/162 if I want to sell quickly?
Half of all sales fell between £0.99 and £1.48, with a median of £1.33. 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's Letter BREAKthrough 146/162 unrealistic?
The cheapest genuine sales were around £0.94. Offers well below £0.57 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 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.