Seaking #21, Reverse Holo, EX Ruby & Sapphire
- Card number: #21/109
- Rarity: Rare
A PSA 8 Seaking #21 Reverse Holo from EX Ruby & Sapphire has a TCGBerg fair value of $63 as of Nov 13, 2026. It rests on 6 recorded sales, the latest on Jun 2, 2026. PSA has graded 20 copies at PSA 8. Sales evidence is sparse, so treat this value as a rough estimate.
TCGBerg Algorithm (estimated from recorded sales).
6 sales · latest Jun 2, 2026
- Population · PSA 8
- 20
- Market cap
- $1.3K
- Volatility
- 6.5%
- YTD
- ↑ 246.9%
- Sales evidence
- Sparse
TCGBerg fair value · PSA 8
$63
Based on 6 recorded sales. Latest sale: Jun 2, 2026.
Price history
Weekly fair value for PSA 8. 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 last PSA 8 sale, $45 on Jun 2, 2026, sits 29.0% below the $63 fair value. The value rests on 6 recorded PSA 8 sales. Its confidence band runs from $55 to $72. A PSA 10 ($2,882) is worth 13.8 times a PSA 9 ($209). Over the past 30 days the PSA 8 value has risen 19.8%. 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.
- Raw NM$30Ungraded · TCGBerg fair value
- Raw LP$5.19Ungraded · market price
- Raw Damaged$3.77Ungraded · market price
- Raw MP$3.26Ungraded · market price
- Raw HP$0.79Ungraded · market price
Behind the scenes
What goes into this price, and how much we know.
Recent sales
19 trackedEach sale against the grade's fair value on the day it sold.
- $4,550Nov 2, 2026 · via eBayabove fair value by 57.1%
- $45Oct 12, 2026 · via eBayabove fair value by 31.3%
- $235Oct 12, 2026 · via eBayabove fair value by 29.3%
- $30Oct 1, 2026 · via tcgplayerRawabove fair value by 0.2%
- $30Oct 1, 2026 · via tcgplayerRawabove fair value by 0.1%
14 more sales with Pro
Up to 20 recent sales, each with its venue and its gap to fair value.
Includes a sale 36.9% 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.
- $2,8821d 0.0%7d 0.5%30d 15.1%
- Pop
- 6
- Mcap
- $17.3K
- Evidence
- Sparse
- Last
- $4,550
- $2091d 0.8%7d 8.2%30d 12.6%
- Pop
- 19
- Mcap
- $4.0K
- Evidence
- Sparse
- Last
- $235
- $631d 0.0%7d 0.7%30d 19.8%
- Pop
- 20
- Mcap
- $1.3K
- Evidence
- Sparse
- Last
- $45
| Listings | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| $2,882 | 6 | $17.3K | 0.0% | down 0.5% | down 15.1% | up 456.1% | Sparse | $4,5502w ago | ||
| $209 | 19 | $4.0K | up 0.8% | up 8.2% | up 12.6% | up 157.9% | Sparse | $2351mo ago | ||
| $63 | 20 | $1.3K | 0.0% | up 0.7% | up 19.8% | up 46.2% | Sparse | $456mo ago | ||
| $34 | 13 | $441 | 0.0% | up 0.4% | down 2.3% | up 8.8% | Sparse | $451mo ago | ||
| $29 | 9 | $260 | 0.0% | 0.0% | up 0.9% | up 19.2% | Sparse | - | ||
| $18 | 7 | - | 0.0% | 0.0% | down 7.0% | down 26.6% | Sparse | - | ||
| Raw | $30 | - | - | - | 0.0% | 0.0% | - | Moderate | $301mo ago |
PSA population report
74 graded copies of Seaking Reverse Holo across 6 grades. The selected grade is highlighted.
PSA 8 makes up 27% of graded copies: 20 of 74. It’s the most common grade for this card.
Analysis
Seaking - Reverse Holo at PSA 10 carries a TCGBerg fair value of $2,882 as of 2026-11-13. We track a TCGBerg fair value across 6 grades from EX Ruby & Sapphire, from PSA 5 up to PSA 10. A graded population of 6 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 15.1%.