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Gradesclick to toggle line · max 3 (oldest drops)
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Professor's Research — recent sales (6)
The 6 most recent recorded sales of Professor's Research from 25th Anniversary Golden Box, tagged by grade — the real prices this card has sold for. The interactive chart above plots the full price history.
| Date | Grade | Marketplace | Price (USD) |
|---|---|---|---|
| Jun 6, 2026 | Raw | Yahoo_jp | $1.85 |
| May 20, 2026 | Raw | Yahoo_jp | $1 |
| May 10, 2026 | Raw | Yahoo_jp | $1.92 |
| Mar 28, 2026 | Raw | Yahoo_jp | $2.47 |
| Feb 21, 2026 | Raw | Yahoo_jp | $5.56 |
| Jan 12, 2026 | Raw | Yahoo_jp | $3.71 |