Chansey #3, Black Dot Error, Base Set
- Card number: #3/102
- ·Rarity: Rare
- ·Finish: Holo
A PSA 8 Chansey #3 Black Dot Error from Base Set has a TCGBerg fair value of $768 as of Nov 14, 2026. It rests on 2 recorded sales, the latest on Aug 12, 2026. PSA has graded 9 copies at PSA 8. Sales evidence is sparse, so treat this value as a rough estimate.
TCGBerg Algorithm (estimated from recorded sales).
2 sales · latest Aug 12, 2026
- Population · PSA 8
- 9
- Market cap
- $6.9K
- Volatility
- 0.5%
- YTD
- ↓ 36.5%
- Sales evidence
- Sparse
TCGBerg fair value · PSA 8
$768
Based on 2 recorded sales. Latest sale: Aug 12, 2026.
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 8. 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.
What the evidence says
The last PSA 8 sale, $800 on Aug 12, 2026, is in line with the $768 fair value (4.2% above). The value rests on 2 recorded PSA 8 sales. Its confidence band runs from $660 to $875. A PSA 10 ($12,274) is worth 5.0 times a PSA 9 ($2,444). Over the past 30 days the PSA 8 value has fallen 1.5%. With sparse sales evidence, read the gap and the band as rough guides.
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.
Recent sales
5 trackedEach sale against the grade's fair value on the day it sold.
| Date | Grade | Venue | Price | vs fair value |
|---|---|---|---|---|
| Aug 12, 2026 | PSA8 | eBay | $800 | above fair value by +14.8% |
| Jun 15, 2026 | PSA8 | Goldin | $458 | below fair value by -1.1% |
| Jun 11, 2026 | PSA6 | eBay | $350 | above fair value by +2.2% |
| Mar 12, 2026 | PSA7 | eBay | $349 | above fair value by +1.1% |
| Mar 8, 2026 | PSA7 | eBay | $210 | below fair value by -14.6% |
- $800Aug 12, 2026 · via eBayPSA8↑above fair value by 14.8%
- $458Jun 15, 2026 · via GoldinPSA8↓below fair value by 1.1%
- $350Jun 11, 2026 · via eBayPSA6↑above fair value by 2.2%
- $349Mar 12, 2026 · via eBayPSA7↑above fair value by 1.1%
- $210Mar 8, 2026 · via eBayPSA7↓below fair value by 14.6%
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$12,2741d ·0.0%7d ↑0.7%30d ↑3.6%
- Pop
- 0
- Mcap
- -
- Evidence
- Sparse
- Last
- -
- PSA9$2,4441d ·0.0%7d ·0.0%30d ↑0.3%
- Pop
- 2
- Mcap
- $4.9K
- Evidence
- Sparse
- Last
- $2,500
- PSA8$7681d ·0.0%7d ↓0.1%30d ↓1.5%
- Pop
- 9
- Mcap
- $6.9K
- Evidence
- Sparse
- Last
- $800
| PSA10 | $12,274 | 0 | - | 0.0% | ↑up 0.7% | ↑up 3.6% | ↑up 10.3% | Sparse | - |
| PSA9 | $2,444 | 2 | $4.9K | 0.0% | 0.0% | ↑up 0.3% | ↑up 24.7% | Sparse | $2,5002y ago |
| PSA8 | $768 | 9 | $6.9K | 0.0% | ↓down 0.1% | ↓down 1.5% | ↑up 10.1% | Sparse | $8003mo ago |
| PSA7 | $543 | 5 | $2.7K | 0.0% | ↑up 0.2% | ↓down 2.3% | ↑up 14.4% | Limited | $3498mo ago |
| PSA6 | $424 | 9 | $3.8K | 0.0% | 0.0% | ↓down 2.4% | ↑up 20.0% | Sparse | $3505mo ago |
| PSA5 | $424 | 4 | - | 0.0% | 0.0% | ↓down 2.4% | ↑up 20.0% | Sparse | $3002y ago |
PSA population report
How Chansey'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.29 graded copies of Chansey Black Dot Error across 5 grades. The selected grade is highlighted.
PSA 8 makes up 31% of graded copies: 9 of 29. It’s the most common grade for this card.
Analysis
Chansey-Holo Black Dot Error - Black Dot Error at PSA 10 carries a TCGBerg fair value of $12,274 as of 2026-11-14. We track a TCGBerg fair value across 6 grades from Base Set, from PSA 6 up to PSA 10. The PSA 10 valuation rests on sparse sales evidence. Over the past 30 days, the PSA 10 TCGBerg fair value has risen 3.6%.