Golduck #50a, Reverse Holo, Aquapolis
- Card number: #50a/147
- Rarity: Uncommon
A PSA 9 Golduck #50a Reverse Holo from Aquapolis has a TCGBerg fair value of $415 as of Nov 14, 2026. It rests on 10 recorded sales, the latest on Oct 5, 2026. PSA has graded 19 copies at PSA 9. Sales evidence is sparse, so treat this value as a rough estimate.
TCGBerg Algorithm (estimated from recorded sales).
10 sales · latest Oct 5, 2026
- Population · PSA 9
- 19
- Market cap
- $7.9K
- Volatility
- 12.8%
- YTD
- ↑ 443.4%
- Sales evidence
- Sparse
TCGBerg fair value · PSA 9
$415
Based on 10 recorded sales. Latest sale: Oct 5, 2026.
Price history
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.
What the evidence says
The latest recorded PSA 9 sale ($850 on Oct 5, 2026) sits 104.9% above the $415 fair value, too far off to read as this grade's price. The value rests on 10 recorded PSA 9 sales. The latest sale ran above the recent run: the last 3 PSA 9 sales averaged $326, within 21.4% of the value. Its confidence band runs from $311 to $518. A PSA 10 ($2,192) is worth 5.3 times a PSA 9 ($415). With sparse sales evidence, read the gap and the band as rough guides.
TCGBerg fair value by grade
Value at each grade and ungraded condition. Log scale. Tap a row to switch the whole page.
Behind the scenes
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.
- $850Oct 5, 2026 · via eBayabove fair value by 49.2%
- $185Sep 28, 2026 · via eBayabove fair value by 71.1%
- $327Jun 24, 2026 · via eBayabove fair value by 27.7%
- $350Jun 24, 2026 · via eBayabove fair value by 36.7%
- $75Jun 8, 2026 · via eBayabove fair value by 57.9%
7 more sales with Pro
Up to 20 recent sales, each with its venue and its gap to fair value.
Includes a sale 26.7% 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.
- $2,1921d 0.0%7d 0.0%30d 3.5%
- Pop
- 7
- Mcap
- $15.3K
- Evidence
- Sparse
- Last
- $600
- $4151d 0.0%7d 0.1%30d 25.2%
- Pop
- 19
- Mcap
- $7.9K
- Evidence
- Sparse
- Last
- $850
- $1181d 0.3%7d 0.3%30d 13.3%
- Pop
- 26
- Mcap
- $3.1K
- Evidence
- Sparse
- Last
- $46
| Listings | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| $2,192 | 7 | $15.3K | 0.0% | 0.0% | down 3.5% | up 41.9% | Sparse | $60011mo ago | ||
| $415 | 19 | $7.9K | 0.0% | up 0.1% | down 25.2% | up 64.0% | Sparse | $8501mo ago | ||
| $118 | 26 | $3.1K | up 0.3% | up 0.3% | up 13.3% | up 50.5% | Sparse | $467mo ago | ||
| $100 | 16 | $1.6K | up 0.2% | up 0.3% | down 3.1% | up 99.6% | Sparse | $755mo ago | ||
| $99 | 5 | $496 | up 0.1% | up 0.2% | down 3.9% | up 117.6% | Sparse | $1852mo ago | ||
| $99 | 1 | - | up 0.1% | up 0.2% | up 7.0% | up 168.6% | Sparse | - | ||
| $43 | 1 | - | 0.0% | up 0.5% | up 5.9% | up 11.7% | Sparse | $309mo ago |
PSA population report
75 graded copies of Golduck Reverse Holo across 7 grades. The selected grade is highlighted.
PSA 9 makes up 25% of graded copies: 19 of 75. PSA 8 is the most common grade (35%).
Analysis
Golduck - Reverse Holo at PSA 10 carries a TCGBerg fair value of $2,192 as of 2026-11-14. We track a TCGBerg fair value across 7 grades from Aquapolis, from PSA 4 up to PSA 10. A graded population of 7 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 fallen 3.5%.
