Blastoise #108, 1st Edition, Base Expansion Pack
Japanese edition
- Card number: #108
- ·Rarity: Holo Rare
- ·Finish: Holo
A PSA 10 Blastoise #108 1st Edition from Base Expansion Pack has a TCGBerg fair value of $3,650 as of Nov 15, 2026. TCGBerg has recorded 110 PSA 10 sales of this card, the latest on Nov 10, 2026. PSA has graded 744 copies at PSA 10.
TCGBerg Algorithm (estimated from recorded sales).
- Population · PSA 10
- 744
- Market cap
- $2.72M
- Volatility
- 3.8%
- YTD
- ↑ 316.6%
- Sales evidence
- Very strong
TCGBerg fair value · PSA 10
$3,650
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, $3,199 on Nov 10, 2026, sits 12.4% below the $3,650 fair value. The value weighs 29 PSA 10 sales from the past year, not the latest one alone. Its confidence band runs from $3,533 to $3,766. A PSA 10 ($3,650) is worth 3.5 times a PSA 9 ($1,041). Over the past 30 days the PSA 10 value has risen 4.4%.
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 Damaged$50Ungraded · 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 10, 2026 | PSA10 | Fanatics Collect | $3,199 | below fair value by -12.4% |
| Nov 9, 2026 | PSA10 | Fanatics Collect | $2,760 | below fair value by -24.4% |
| Nov 7, 2026 | PSA9 | eBay | $1,000 | below fair value by -3.5% |
| Nov 3, 2026 | PSA10 | eBay | $3,050 | below fair value by -21.0% |
| Nov 2, 2026 | PSA8 | eBay | $600 | below fair value by -7.6% |
- $3,199Nov 10, 2026 · via Fanatics CollectPSA10↓below fair value by 12.4%
- $2,760Nov 9, 2026 · via Fanatics CollectPSA10↓below fair value by 24.4%
- $1,000Nov 7, 2026 · via eBayPSA9↓below fair value by 3.5%
- $3,050Nov 3, 2026 · via eBayPSA10↓below fair value by 21.0%
- $600Nov 2, 2026 · via eBayPSA8↓below fair value by 7.6%
| Nov 2, 2026 | PSA10 | Fanatics Collect | $2,880 | below fair value by -25.4% |
| Nov 2, 2026 | PSA10 | eBay | $3,870 | above fair value by +0.3% |
| Oct 29, 2026 | PSA10 | eBay | $4,000 | above fair value by +1.3% |
- $2,880PSA10↓below fair value by 25.4%
- $3,870PSA10↑above fair value by 0.3%
- $4,000PSA10↑above fair value by 1.3%
15 more sales with Pro
Up to 20 recent sales, each with its venue and its gap to fair value.
↓Includes a sale 25.4% 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 Gem Mint 10$5641d -7d -30d -
- Pop
- -
- Mcap
- -
- Evidence
- Sparse
- Last
- $564
- BGS9.5$4201d -7d -30d -
- Pop
- -
- Mcap
- -
- Evidence
- Sparse
- Last
- $420
- PSA10$3,6501d ↓1.6%7d ↓4.1%30d ↑4.4%
- Pop
- 744
- Mcap
- $2.72M
- Evidence
- Very strong
- Last
- $3,199
| CGC Gem Mint 10 | $564 | - | - | - | - | - | - | Sparse | $56410mo ago |
| BGS9.5 | $420 | - | - | - | - | - | - | Sparse | $4201y ago |
| PSA10 | $3,650 | 744 | $2.72M | ↓down 1.6% | ↓down 4.1% | ↑up 4.4% | ↑up 34.2% | Very strong | $3,1995d ago |
| PSA9 | $1,041 | 460 | $478.7K | ↓down 0.1% | ↑up 0.3% | ↑up 6.0% | ↑up 0.4% | Very strong | $1,0001w ago |
| PSA8 | $649 | 166 | $107.8K | ↑up 0.3% | 0.0% | ↓down 8.7% | ↓down 4.9% | Strong | $6002w ago |
| PSA7 | $434 | 94 | $40.8K | ↑up 1.8% | ↑up 1.5% | ↓down 12.7% | ↑up 21.1% | Limited | $8503mo ago |
| PSA6 | $325 | 55 | $17.9K | 0.0% | 0.0% | ↓down 22.5% | ↑up 14.2% | Sparse | $3077mo ago |
| PSA5 | $271 | 34 | - | 0.0% | 0.0% | ↓down 0.6% | ↑up 21.2% | Limited | $2223mo ago |
| PSA4 | $148 | 12 | - | 0.0% | 0.0% | 0.0% | ↑up 35.4% | Sparse | $861y ago |
| PSA3 | $146 | 8 | - | 0.0% | 0.0% | 0.0% | ↑up 35.4% | Limited | $2203mo ago |
| Raw | $50 | - | - | - | - | - | 0.0% | - | - |
Graded population report
How Blastoise'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.1,585 graded copies of Blastoise 1st Edition across 11 grades. The selected grade is highlighted.
PSA 10 makes up 47% of graded copies: 744 of 1,585. It’s the most common grade for this card.
Analysis
Blastoise - 1st Edition Holo at PSA 10 carries a TCGBerg fair value of $3,650 as of 2026-11-14. We track a TCGBerg fair value across 10 grades from Base Expansion Pack, from PSA 3 up to PSA 10. A graded population of 744 copies sits behind the PSA 10 grade. The PSA 10 valuation rests on very strong sales evidence. Over the past 30 days, the PSA 10 TCGBerg fair value has risen 4.4%.