| ebay.co.uk | n=14 | $3.71 | +232% |
| ebay.es | n=36 | $3.19 | +185% |
| ebay.com | n=19 | $1.99 | +78% |
| ebay.de | n=30 | $1.12 | — |
How is this value calculated?
Recency-weighted trimmed median of 10 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 | 9 | 2 mo | $4.10 | 73.47 |
| eigene LP-Verkäufe ÷ 0.7321 | 11 | 4 mo | $3.51 | 2.47 |
Measured error for this era×language (backtest): ±17 %
| Evidence path | Sales | Age | Value vᵢ | Weight gᵢ |
|---|---|---|---|---|
| en roh NM × 0.6885 (Sprach-Faktor aus 20 Karten) | 9 | 2 mo | $2.82 | 1.38 |
Measured error for this era×language (backtest): ±24 %
Gate not green — shown only here, never as the price.
No PSA numbers for this print yet — in any language.
#110 · UR
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#SWSH152
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#62 · RHFrequently asked questions
Auction or Buy It Now — which gets more for Professor Oak's Research Expedition Base Set 149/165?
Across 33 auctions the median was $1.12, across 40 fixed-price sales $3.00. Fixed price therefore fetched about 168 % more — for this card patience with a set price is the better route.
What will I get for Professor Oak's Research Expedition Base Set 149/165 if I want to sell quickly?
Half of all sales fell between $1.25 and $3.80, with a median of $2.45. 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 Oak's Research Expedition Base Set 149/165 unrealistic?
The cheapest genuine sales were around $1.12. Offers well below $0.67 are typically fakes, mislabelled cards or a different variant — ask for photos of all four borders and a close-up of the surface.
Is the English or the German Professor Oak's Research Expedition Base Set 149/165 worth more?
From real sales: English $2.16 (89), German $1.12 (10). English fetches about 93 % more.
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.