Professor Oak #88, Normal, Traditional Chinese Base Set
Traditional Chinese edition
- Card number: #88/102
- ·Finish: Non-Holo
A PSA 10 Professor Oak #88 Normal from Traditional Chinese Base Set has a TCGBerg fair value of $64 as of Nov 15, 2026. Sales evidence is sparse, so treat this value as a rough estimate.
TCGBerg Algorithm (estimated from recorded sales).
- Population · PSA 10
- 0
- Market cap
- -
- Volatility
- 5.8%
- YTD
- ↑ 418.1%
- Sales evidence
- Sparse
TCGBerg fair value · PSA 10
$64
Price history
Weekly fair value over time, plus a confidence band around it: how precisely we can pin the value, which tightens as more sales confirm it. Dots mark individual sales, snapped to their week: red when above fair value (a premium), green when below (a deal), hollow when flagged as an outlier. Switch the active grade with the selector above.Weekly fair value for PSA 10. Shaded area is the confidence band: how precisely we can pin the value; it tightens as more sales confirm it. Dots are individual sales. Confidence band: how precisely we can pin the fair value. It widens when sales scatter and narrows as more sales back the value up. The dots show the actual sale prices.
TCGBerg fair value by grade
Side-by-side comparison of value across every grade and ungraded condition we track for this printing. The bar chart uses a log scale so raw and gem-mint fit on one axis. Solid bars are the TCGBerg fair value, modelled from recorded sales. Hatched bars are the latest market price instead, shown for ungraded conditions that trade too rarely for us to price one honestly.Value at each grade and ungraded condition. Log scale. Tap a row to switch the whole page.
Behind the scenes
How the published fair value for this grade was produced: the sales it rests on, how they were put together, and every recorded change afterwards. It describes one saved calculation, not a live recomputation.What goes into this price, and how much we know.
All grades matrix
Every grade we track for this printing. Click any column header to sort; the rightmost column jumps you to listings for that grade.
- PSA10$641d ·0.0%7d ·0.0%30d ↑30.5%
- Pop
- 0
- Mcap
- -
- Evidence
- Sparse
- Last
- -
- PSA9$641d ·0.0%7d ·0.0%30d ↑30.5%
- Pop
- 3
- Mcap
- $193
- Evidence
- Sparse
- Last
- -
- PSA8$391d ·0.0%7d ·0.0%30d ↓21.6%
- Pop
- 1
- Mcap
- $39
- Evidence
- Sparse
- Last
- -
| PSA10 | $64 | 0 | - | 0.0% | 0.0% | ↑up 30.5% | ↑up 74.6% | Sparse | - |
| PSA9 | $64 | 3 | $193 | 0.0% | 0.0% | ↑up 30.5% | ↑up 95.5% | Sparse | - |
| PSA8 | $39 | 1 | $39 | 0.0% | 0.0% | ↓down 21.6% | ↑up 31.5% | Sparse | - |
| PSA7 | $22 | 0 | - | 0.0% | ↓down 19.4% | ↓down 56.4% | ↓down 18.0% | Sparse | - |
| PSA6 | $17 | 1 | $17 | 0.0% | 0.0% | ↓down 64.6% | ↓down 25.5% | Sparse | - |
PSA population report
How Professor Oak's graded copies are spread across grades. Each bar is the number of copies graded at that grade; the percentage is that grade's share of the total graded population. These are recorded graded copies, not the total print run. A smaller population alone does not establish a price premium.5 graded copies of Professor Oak Normal across 3 grades.
PSA 9 is the most common grade (60%).
Analysis
Professor Oak at PSA 9 carries a TCGBerg fair value of $64 as of 2026-11-14. We track a TCGBerg fair value across 5 grades from Traditional Chinese Base Set, from PSA 6 up to PSA 9. A graded population of 3 copies sits behind the PSA 9 grade. The PSA 9 valuation rests on sparse sales evidence. Over the past 30 days, the PSA 9 TCGBerg fair value has risen 30.5%.
PSA 10 - frequently asked
How much is a PSA 10 Professor Oak from Traditional Chinese Base Set worth?
How has the PSA 10 Professor Oak from Traditional Chinese Base Set price moved recently?
Another printing of Professor Oak #88 from Traditional Chinese Base Set, 1st Edition, is valued at $655 at its highest valued grade.