Koffing #109, Normal, Japanese Topsun
Japanese edition
- Card number: #109
- ·Rarity: Common
- ·Finish: Non-Holo
A PSA 9 Koffing #109 Normal from Japanese Topsun has a TCGBerg fair value of $583 as of Nov 15, 2026. It rests on 2 recorded sales, the latest on Oct 12, 2026. PSA has graded 21 copies at PSA 9. Sales evidence is sparse, so treat this value as a rough estimate.
TCGBerg Algorithm (estimated from recorded sales).
2 sales · latest Oct 12, 2026
- Population · PSA 9
- 21
- Market cap
- $12.2K
- Volatility
- 7.6%
- YTD
- ↑ 209.7%
- Sales evidence
- Sparse
TCGBerg fair value · PSA 9
$583
Based on 2 recorded sales. Latest sale: Oct 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 9. 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 9 sale, $738 on Oct 12, 2026, sits 26.6% above the $583 fair value. The value rests on 2 recorded PSA 9 sales. The latest sale ran above the recent run: the last 2 PSA 9 sales averaged $579, within 0.7% of the value. Its confidence band runs from $566 to $600. A PSA 10 ($3,764) is worth 6.5 times a PSA 9 ($583). Over the past 30 days the PSA 9 value has risen 18.3%. 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
8 trackedEach sale against the grade's fair value on the day it sold.
| Date | Grade | Venue | Price | vs fair value |
|---|---|---|---|---|
| Oct 19, 2026 | PSA6 | eBay | $99 | above fair value by +22.0% |
| Oct 12, 2026 | PSA9 | Goldin | $738 | above fair value by +66.9% |
| Oct 7, 2026 | PSA7 | eBay | $85 | below fair value by -4.9% |
| Sep 18, 2026 | PSA7 | eBay | $82 | below fair value by -6.6% |
| Sep 13, 2026 | PSA6 | eBay | $79 | above fair value by +12.3% |
- $99Oct 19, 2026 · via eBayPSA6↑above fair value by 22.0%
- $738Oct 12, 2026 · via GoldinPSA9↑above fair value by 66.9%
- $85Oct 7, 2026 · via eBayPSA7↓below fair value by 4.9%
- $82Sep 18, 2026 · via eBayPSA7↓below fair value by 6.6%
- $79Sep 13, 2026 · via eBayPSA6↑above fair value by 12.3%
| Aug 17, 2026 | PSA8 | eBay | $237 | below fair value by -1.7% |
| Feb 22, 2026 | PSA5 | eBay | $31 | above fair value by +3.7% |
| Jan 17, 2026 | PSA9 | eBay | $420 | above fair value by +14.8% |
- $237PSA8↓below fair value by 1.7%
- $31PSA5↑above fair value by 3.7%
- $420PSA9↑above fair value by 14.8%
3 more sales with Pro
Up to 20 recent sales, each with its venue and its gap to fair value.
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$3,7641d ·0.0%7d ·0.0%30d ·0.0%
- Pop
- 2
- Mcap
- $7.5K
- Evidence
- Sparse
- Last
- -
- PSA9$5831d ·0.0%7d ·0.0%30d ↑18.3%
- Pop
- 21
- Mcap
- $12.2K
- Evidence
- Sparse
- Last
- $738
- PSA8$2481d ↑0.1%7d ↑0.2%30d ↑49.3%
- Pop
- 17
- Mcap
- $4.2K
- Evidence
- Limited
- Last
- $237
| PSA10 | $3,764 | 2 | $7.5K | 0.0% | 0.0% | 0.0% | ↑up 39.0% | Sparse | - |
| PSA9 | $583 | 21 | $12.2K | 0.0% | 0.0% | ↑up 18.3% | ↑up 8.2% | Sparse | $7381mo ago |
| PSA8 | $248 | 17 | $4.2K | ↑up 0.1% | ↑up 0.2% | ↑up 49.3% | ↓down 11.0% | Limited | $2373mo ago |
| PSA7 | $94 | 9 | $847 | 0.0% | ↑up 0.1% | ↑up 11.4% | ↓down 24.3% | Sparse | $851mo ago |
| PSA6 | $80 | 11 | $882 | 0.0% | 0.0% | ↑up 12.7% | ↑up 62.0% | Sparse | $994w ago |
| PSA5 | $61 | 12 | - | 0.0% | ↑up 0.2% | ↑up 15.4% | ↑up 35.7% | Sparse | $319mo ago |
PSA population report
How Koffing'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.72 graded copies of Koffing Normal across 6 grades. The selected grade is highlighted.
PSA 9 makes up 29% of graded copies: 21 of 72. It’s the most common grade for this card.
Analysis
Koffing - No Number Blue Back at PSA 10 carries a TCGBerg fair value of $3,764 as of 2026-11-15. We track a TCGBerg fair value across 6 grades from Japanese Topsun, from PSA 5 up to PSA 10. A graded population of 2 copies sits behind the PSA 10 grade. The PSA 10 valuation rests on sparse sales evidence. Over the past 30 days, the PSA 10 TCGBerg fair value has risen 0.0%.