Mega Diancie EX #238, Special Illustration Rare, MEGA Dream ex
Japanese edition
- Card number: #238
- ·Finish: Holo
A PSA 10 Mega Diancie EX #238 Special Illustration Rare from MEGA Dream ex has a TCGBerg fair value of $43 as of Nov 15, 2026. TCGBerg has recorded 144 PSA 10 sales of this card, the latest on Nov 2, 2026. PSA has graded 4,301 copies at PSA 10.
TCGBerg Algorithm (estimated from recorded sales).
- Population · PSA 10
- 4,301
- Market cap
- $186.8K
- Volatility
- 2.0%
- YTD
- -
- Sales evidence
- Very strong
TCGBerg fair value · PSA 10
$43
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, $36 on Nov 2, 2026, sits 16.6% below the $43 fair value. The value weighs 30 PSA 10 sales from the past year, not the latest one alone. The latest sale ran below the recent run: the last 5 PSA 10 sales averaged $46, within 6.9% of the value. Its confidence band runs from $42 to $45. A PSA 10 ($43) is worth 1.9 times a PSA 9 ($23).
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.
- Raw LP$24Ungraded · market price
- Raw NM$16Ungraded · market price
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
20 trackedEach sale against the grade's fair value on the day it sold.
| Date | Grade | Venue | Price | vs fair value |
|---|---|---|---|---|
| Nov 2, 2026 | CGC Pristine 10 | Fanatics Collect | $35 | above fair value by +5.5% |
| Nov 2, 2026 | CGC Pristine 10 | Fanatics Collect | $32 | below fair value by -1.8% |
| Nov 2, 2026 | PSA10 | eBay | $36 | below fair value by -12.4% |
| Nov 2, 2026 | PSA10 | eBay | $55 | above fair value by +33.0% |
| Nov 2, 2026 | PSA10 | eBay | $44 | above fair value by +6.4% |
- $35Nov 2, 2026 · via Fanatics CollectCGC Pristine 10↑above fair value by 5.5%
- $32Nov 2, 2026 · via Fanatics CollectCGC Pristine 10↓below fair value by 1.8%
- $36Nov 2, 2026 · via eBayPSA10↓below fair value by 12.4%
- $55Nov 2, 2026 · via eBayPSA10↑above fair value by 33.0%
- $44Nov 2, 2026 · via eBayPSA10↑above fair value by 6.4%
| Oct 27, 2026 | PSA10 | eBay | $60 | above fair value by +40.3% |
| Oct 25, 2026 | PSA10 | eBay | $37 | below fair value by -11.1% |
| Oct 24, 2026 | PSA9 | eBay | $11 | below fair value by -55.5% |
- $60PSA10↑above fair value by 40.3%
- $37PSA10↓below fair value by 11.1%
- $11PSA9↓below fair value by 55.5%
15 more sales with Pro
Up to 20 recent sales, each with its venue and its gap to fair value.
↓Includes a sale 55.5% 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.
- CGC Pristine 10$331d -7d -30d -
- Pop
- 431
- Mcap
- $14.2K
- Evidence
- Strong
- Last
- $35
- CGC Gem Mint 10$241d -7d -30d -
- Pop
- 480
- Mcap
- $11.4K
- Evidence
- Limited
- Last
- $18
- CGC9.5$281d -7d -30d -
- Pop
- 28
- Mcap
- $773
- Evidence
- Sparse
- Last
- $28
| CGC Pristine 10 | $33 | 431 | $14.2K | - | - | - | - | Strong | $352w ago |
| CGC Gem Mint 10 | $24 | 480 | $11.4K | - | - | - | - | Limited | $182mo ago |
| CGC9.5 | $28 | 28 | $773 | - | - | - | - | Sparse | $2810mo ago |
| PSA10 | $43 | 4,301 | $186.8K | ↓down 0.2% | ↑up 5.3% | - | - | Very strong | $362w ago |
| PSA9 | $23 | 398 | $9.3K | ↓down 0.7% | ↓down 1.7% | - | - | Strong | $113w ago |
| PSA8 | $18 | 70 | $1.3K | ↓down 0.2% | ↓down 3.3% | - | - | Sparse | $212mo ago |
| PSA7 | $18 | 13 | $230 | ↓down 0.1% | ↑up 7.1% | - | - | Sparse | - |
| PSA6 | $17 | 4 | $70 | 0.0% | ↑up 18.7% | - | - | Sparse | - |
| Raw | $16 | - | - | 0.0% | ↓down 0.7% | ↓down 14.6% | ↓down 45.9% | - | - |
Graded population report
How Mega Diancie EX'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.6,036 graded copies of Mega Diancie EX Special Illustration Rare across 21 grades. The selected grade is highlighted.
PSA 10 makes up 71% of graded copies: 4,301 of 6,036. It’s the most common grade for this card.
Analysis
Mega Diancie EX - Special Illustration Rare at PSA 10 carries a TCGBerg fair value of $43 as of 2026-11-14. We track a TCGBerg fair value across 8 grades from MEGA Dream ex, from PSA 6 up to PSA 10. A graded population of 4,301 copies sits behind the PSA 10 grade. The PSA 10 valuation rests on very strong sales evidence.