Japanese
Koffing 109/150
Expansion Pack· Language: Japanese
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Koffing #109 from Japanese Expansion Pack currently trades at $2.14 raw, with PSA 10 copies reaching $255.33 — a 119.3x grade premium. The card has lost 13.0% 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
-2.7%
30d
-13.0%
90d
—
180d
—
1y
+7.5%
2y
+15.1%
5y
—
Quick price facts
Koffing 109/150 from Expansion Pack has a current raw market value of $2.14.
- Current raw value
- $2.14
- PSA 9 value
- $52.00
- PSA 10 value
- $255
- Raw value 7d
- -2.7%
- Raw value 30d
- -13.0%
- PSA 10 premium vs raw
- 119.3× raw
Collector Intel
119.3x
Raw → PSA 10
High-risk grade
24.3x
Raw → PSA 9
Grade multiplier
-13.0%
30d Price Move
Falling
Steady
Price Stability
2.7% 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 119x the raw price. The expected value accounts for the realistic probability.
$2
Buy Raw
~$25
Grading Fee
PSA Standard
$255
PSA 10 Value
+$228
Best Case (PSA 10)
if you pull a 10
Grade Multiples vs Raw
PSA 9$5224.3x raw
PSA 10$255119.3x raw