Japanese
Porygon 137/150
Expansion Pack· Language: Japanese
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Porygon #137 from Japanese Expansion Pack currently trades at $3.60 raw, with PSA 10 copies reaching $555.46 — a 154.3x grade premium. The card has lost 4.5% over the past 30 days.
Current Prices (USD)
Ungraded
PSA 7
PSA 8
PSA 9
PSA 10
ACE 10
BGS 10 Black
CGC 10 Pristine
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Raw Price Trend
7d
-9.8%
30d
-4.5%
90d
—
180d
—
1y
+46.3%
2y
+20.4%
5y
—
Quick price facts
Porygon 137/150 from Expansion Pack has a current raw market value of $3.60.
- Current raw value
- $3.60
- PSA 9 value
- $61.00
- PSA 10 value
- $555
- Raw value 7d
- -9.8%
- Raw value 30d
- -4.5%
- PSA 10 premium vs raw
- 154.3× raw
Collector Intel
154.3x
Raw → PSA 10
High-risk grade
16.9x
Raw → PSA 9
Grade multiplier
-4.5%
30d Price Move
Falling
Moderate
Price Stability
9.8% swing this week
Calculated from price history, PSA population data, and market trends. Not financial advice.
Grading Calculator
Based on PSA Standard tier (~$25 USD). Assumes a perfect PSA 10 result — actual outcome depends on card condition.
⚠️ High-variance grade. PSA 10 is 154x the raw price. The expected value accounts for the realistic probability.
$4
Buy Raw
~$25
Grading Fee
PSA Standard
$555
PSA 10 Value
+$527
Best Case (PSA 10)
if you pull a 10
Grade Multiples vs Raw
PSA 9$6116.9x raw
PSA 10$555154.3x raw