Golduck #55, Normal, Japanese Topsun
Japanese edition
- Card number: #55
- ·Rarity: Common
- ·Finish: Non-Holo
A PSA 10 Golduck #55 Normal from Japanese Topsun has a TCGBerg fair value of $4,048 as of Nov 15, 2026. It rests on 4 recorded sales, the latest on Oct 18, 2026. PSA has graded 11 copies at PSA 10. Sales evidence is sparse, so treat this value as a rough estimate.
TCGBerg Algorithm (estimated from recorded sales).
4 sales · latest Oct 18, 2026
- Population · PSA 10
- 11
- Market cap
- $44.5K
- Volatility
- 16.1%
- YTD
- ↑ 896.7%
- Sales evidence
- Sparse
TCGBerg fair value · PSA 10
$4,048
Based on 4 recorded sales. Latest sale: Oct 18, 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 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.
What the evidence says
The last PSA 10 sale, $5,500 on Oct 18, 2026, sits 35.9% above the $4,048 fair value. The value rests on 4 recorded PSA 10 sales. Its confidence band runs from $3,036 to $5,061. A PSA 10 ($4,048) is worth 26.4 times a PSA 9 ($153). Over the past 30 days the PSA 10 value has risen 72.4%. 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
12 trackedEach sale against the grade's fair value on the day it sold.
| Date | Grade | Venue | Price | vs fair value |
|---|---|---|---|---|
| Nov 2, 2026 | PSA3 | eBay | $16 | - |
| Oct 21, 2026 | PSA7 | eBay | $67 | above fair value by +28.7% |
| Oct 18, 2026 | PSA10 | eBay | $5,500 | above fair value by +115.7% |
| Sep 30, 2026 | PSA5 | eBay | $35 | below fair value by -14.0% |
| Jul 28, 2026 | PSA8 | eBay | $36 | below fair value by -5.3% |
- $16Nov 2, 2026 · via eBayPSA3-
- $67Oct 21, 2026 · via eBayPSA7↑above fair value by 28.7%
- $5,500Oct 18, 2026 · via eBayPSA10↑above fair value by 115.7%
- $35Sep 30, 2026 · via eBayPSA5↓below fair value by 14.0%
- $36Jul 28, 2026 · via eBayPSA8↓below fair value by 5.3%
| Jul 17, 2026 | PSA10 | eBay | $2,750 | above fair value by +27.4% |
| Jun 18, 2026 | PSA4 | eBay | $18 | - |
| May 26, 2026 | PSA9 | eBay | $90 | above fair value by +10.6% |
- $2,750PSA10↑above fair value by 27.4%
- $18PSA4-
- $90PSA9↑above fair value by 10.6%
7 more sales with Pro
Up to 20 recent sales, each with its venue and its gap to fair value.
↓Includes a sale 22.7% below 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$4,0481d ·0.0%7d ↑0.5%30d ↑72.4%
- Pop
- 11
- Mcap
- $44.5K
- Evidence
- Sparse
- Last
- $5,500
- PSA9$1531d ·0.0%7d ↑0.4%30d ↑21.1%
- Pop
- 38
- Mcap
- $5.8K
- Evidence
- Sparse
- Last
- $90
- PSA8$591d ·0.0%7d ↓0.1%30d ↑9.4%
- Pop
- 31
- Mcap
- $1.8K
- Evidence
- Sparse
- Last
- $36
| PSA10 | $4,048 | 11 | $44.5K | 0.0% | ↑up 0.5% | ↑up 72.4% | ↑up 101.0% | Sparse | $5,5004w ago |
| PSA9 | $153 | 38 | $5.8K | 0.0% | ↑up 0.4% | ↑up 21.1% | ↑up 58.1% | Sparse | $906mo ago |
| PSA8 | $59 | 31 | $1.8K | 0.0% | ↓down 0.1% | ↑up 9.4% | ↑up 44.2% | Sparse | $364mo ago |
| PSA7 | $50 | 12 | $602 | 0.0% | ↓down 0.1% | ↑up 8.1% | ↑up 38.5% | Limited | $674w ago |
| PSA6 | $41 | 15 | $617 | 0.0% | 0.0% | ↓down 0.8% | ↑up 38.4% | Sparse | - |
| PSA5 | $33 | 10 | - | 0.0% | 0.0% | ↓down 2.0% | - | Limited | $352mo ago |
PSA population report
How Golduck'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.117 graded copies of Golduck Normal across 6 grades. The selected grade is highlighted.
PSA 10 makes up 9.4% of graded copies: 11 of 117. PSA 9 is the most common grade (32%).
Analysis
Golduck - Blue Back at PSA 10 carries a TCGBerg fair value of $4,048 as of 2026-11-14. We track a TCGBerg fair value across 6 grades from Japanese Topsun, from PSA 5 up to PSA 10. A graded population of 11 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 72.4%.