Professor's Research
| ebay.nl | n=4 | $3.23 | +58% |
| ebay.es | n=30 | $3.22 | +58% |
| ebay.fr | n=6 | $3.14 | +54% |
| ebay.de | n=46 | $2.30 | +13% |
| ebay.com | n=75 | $2.21 | +8% |
| ebay.co.uk | n=6 | $2.04 | — |
How is this value calculated?
Recency-weighted trimmed median of 58 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 | 57 | 8 d | $2.10 | 465.31 |
| eigene LP-Verkäufe ÷ 0.9171 · Set -11% nachgeführt | 4 | 2 mo | $2.48 | 4.26 |
| eigene PSA10-Verkäufe ÷ 13.0951 · Set -11% nachgeführt | 3 | 4 mo | $2.75 | 0.26 |
| de roh NM × 1.2395 (Sprach-Faktor aus 72 Karten) | 5 | 4 d | $2.14 | 1.93 |
| fr roh NM × 0.87 (Sprach-Faktor aus 54 Karten) · Set -11% nachgeführt | 4 | 4 mo | $0.45 | 1.47 |
Measured error for this era×language (backtest): ±16 %
| Evidence path | Sales | Age | Value vᵢ | Weight gᵢ |
|---|---|---|---|---|
| eigene rohe NM-Verkäufe | 5 | 4 d | $1.73 | 40.82 |
| en roh NM × 0.8068 (Sprach-Faktor aus 72 Karten) | 57 | 8 d | $1.69 | 2.56 |
| fr roh NM × 0.6576 (Sprach-Faktor aus 53 Karten) | 4 | 4 mo | $0.37 | 1.47 |
Measured error for this era×language (backtest): ±19 %
| Evidence path | Sales | Age | Value vᵢ | Weight gᵢ |
|---|---|---|---|---|
| eigene rohe NM-Verkäufe | 4 | 4 mo | $0.56 | 32.65 |
| en roh NM × 1.1495 (Sprach-Faktor aus 54 Karten) | 57 | 8 d | $2.41 | 2.22 |
| de roh NM × 1.5207 (Sprach-Faktor aus 53 Karten) | 5 | 4 d | $2.62 | 1.53 |
Measured error for this era×language (backtest): ±25 %
Gate not green — shown only here, never as the price.
| Evidence path | Sales | Age | Value vᵢ | Weight gᵢ |
|---|---|---|---|---|
| en roh NM × 1.1825 (Sprach-Faktor aus 46 Karten) | 57 | 8 d | $2.48 | 4.68 |
| fr roh NM × 0.9335 (Sprach-Faktor aus 38 Karten) · Set -39% nachgeführt | 4 | 4 mo | $0.39 | 1.44 |
| de roh NM × 1.375 (Sprach-Faktor aus 42 Karten) | 5 | 4 d | $2.38 | 1.14 |
Measured error for this era×language (backtest): ±17 %
No PSA numbers for this print yet — in any language.
#110 · UR
#084 · SEC
#94 · U
#201 · UR
#11 · U
#209 · SEC
#SWSH152
#078 · UR
#240 · UR
#150 · UR
#62 · RH
#24 · URFrequently asked questions
Auction or Buy It Now — which gets more for Professor's Research Scarlet & Violet 241/198?
Across 32 auctions the median was $1.32, across 76 fixed-price sales $2.89. Fixed price therefore fetched about 119 % more — for this card patience with a set price is the better route.
What will I get for Professor's Research Scarlet & Violet 241/198 if I want to sell quickly?
Half of all sales fell between $1.92 and $3.46, with a median of $2.34. 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 Research Scarlet & Violet 241/198 unrealistic?
The cheapest genuine sales were around $1.04. Offers well below $0.63 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.