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Alolan Persian GX #257, Secret, Sun & Moon - Cosmic Eclipse

  • Card number: #257/236
  • Rarity: Secret Rare
  • Finish: Holo

A PSA 10 Alolan Persian GX #257 Secret from Sun & Moon - Cosmic Eclipse has a TCGBerg fair value of $271 as of Nov 15, 2026. TCGBerg has recorded 20 PSA 10 sales of this card, the latest on Nov 5, 2026. PSA has graded 148 copies at PSA 10.

TCGBerg fair valuePSA 10
As of Nov 15, 2026
$271up 27.0%30-day change

TCGBerg Algorithm (estimated from recorded sales).

Fair value3 months
Last sale$350Nov 5, 202628.9% above fair
5-sale avg$304Oct 7Nov 5
Population · PSA 10
148
Market cap
$40.2K
Volatility
8.0%
YTD
↑ 189.2%
Sales evidence
Moderate

TCGBerg fair value · PSA 10

$271

30D27.0%YTD189.2%
Sales evidenceModerate
Market cap
$40.2K
fair value x population
Population
148
graded copies
Last sale
$350
+28.9% vs fair
5-sale avg
$304
recent sales
Grading

Price history

Open terminalPro

Weekly fair value for PSA 10.

Open in TerminalCandles, every grade, full historyPro

What the evidence says

The last PSA 10 sale, $350 on Nov 5, 2026, sits 28.9% above the $271 fair value. The value weighs 20 PSA 10 sales from the past year, not the latest one alone. The latest sale ran above the recent run: the last 5 PSA 10 sales averaged $304, within 11.9% of the value. Its confidence band runs from $252 to $291. A PSA 10 ($271) is worth 5.9 times a PSA 9 ($46). Over the past 30 days the PSA 10 value has risen 27.0%.

TCGBerg fair value by grade

Value at each grade and ungraded condition. Log scale. Tap a row to switch the whole page.

  • Raw NM$14Ungraded · TCGBerg fair value
  • Raw LP$13Ungraded · TCGBerg fair value
  • Raw MP$8.73Ungraded · TCGBerg fair value
  • Raw HP$7.38Ungraded · market price
  • Raw Damaged$6.44Ungraded · market price
hatched = market price, not a TCGBerg fair value

Behind the scenes

What goes into this price, and how much we know.

Recent sales

20 tracked

Each sale against the grade's fair value on the day it sold.

  • $350
    Nov 5, 2026 · via eBay
    PSA10above fair value by 41.2%
  • $14
    Oct 29, 2026 · via tcgplayer
    Rawbelow fair value by 0.5%
  • $14
    Oct 26, 2026 · via tcgplayer
    Rawabove fair value by 0.7%
  • $14
    Oct 26, 2026 · via tcgplayer
    Rawbelow fair value by 2.0%
  • $267
    Oct 25, 2026 · via eBay
    PSA10above fair value by 8.4%

15 more sales with Pro

Up to 20 recent sales, each with its venue and its gap to fair value.

Includes a sale 34.3% below fair value

All grades matrix

Every grade we track for this printing.

  • PSA10$271
    1d 0.6%7d 8.9%30d 27.0%
    Pop
    148
    Mcap
    $40.2K
    Evidence
    Moderate
    Last
    $350
  • PSA9$46
    1d 0.1%7d 1.6%30d 49.5%
    Pop
    98
    Mcap
    $4.5K
    Evidence
    Limited
    Last
    $79
  • PSA8$19
    1d 0.0%7d 0.0%30d 4.9%
    Pop
    26
    Mcap
    $491
    Evidence
    Sparse
    Last
    $14
Listings
PSA10$271148$40.2Kup 8.9%up 27.0%up 80.6%Moderate$3501w ago
PSA9$4698$4.5Kup 1.6%up 49.5%up 33.4%Limited$791mo ago
PSA8$1926$4910.0%up 4.9%up 17.2%Sparse$145mo ago
PSA7$135$630.0%up 2.5%up 8.2%Sparse-
PSA6$8.315$420.0%0.0%0.0%Sparse$8.5010mo ago
Raw$14--down 0.3%up 1.7%-Very strong$142w ago

PSA population report

282 graded copies of Alolan Persian GX Secret across 5 grades.

PSA 10
148 · 52%
PSA 9
98 · 35%
PSA 8
26 · 9.2%
PSA 7
5 · 1.8%
PSA 6
5 · 1.8%

PSA 10 makes up 52% of graded copies: 148 of 282. It’s the most common grade for this card.

Analysis

Alolan Persian GX - Secret at PSA 10 carries a TCGBerg fair value of $271 as of 2026-11-14. We track a TCGBerg fair value across 5 grades from Sun & Moon - Cosmic Eclipse, from PSA 6 up to PSA 10. A graded population of 148 copies sits behind the PSA 10 grade. The PSA 10 valuation rests on moderate sales evidence. Over the past 30 days, the PSA 10 TCGBerg fair value has risen 27.0%.

PSA 10 - frequently asked

How much is a PSA 10 Alolan Persian GX - Secret from Sun & Moon - Cosmic Eclipse worth?
$271 as of 2026-11-14, the model-derived TCGBerg fair value for a PSA 10 Alolan Persian GX - Secret from Sun & Moon - Cosmic Eclipse. It rests on moderate sales evidence. This estimate is not a guaranteed sale price.
What is the graded population of a PSA 10 Alolan Persian GX - Secret from Sun & Moon - Cosmic Eclipse?
148 copies have been graded at PSA 10, the recorded graded population, not the number of copies printed.
How has the PSA 10 Alolan Persian GX - Secret from Sun & Moon - Cosmic Eclipse price moved recently?
Its TCGBerg fair value has risen 27.0% over the past 30 days.
What did a PSA 10 Alolan Persian GX - Secret from Sun & Moon - Cosmic Eclipse last sell for?
The most recent recorded sale was $350 on 2026-11-05. This recorded sale is separate from the model-derived fair value.