Japanese
Koffing 1/128
Expedition Expansion Pack· Language: Japanese
Find this card on eBay
Click here for eBay listings Click here for eBay listings Show eBay Sold Listings Show eBay Sold Listings
Affiliate link · we may earn commission
Koffing #1 from Japanese Expedition Expansion Pack currently trades at $3.98 raw, with PSA 10 copies reaching $185.95 — a 46.7x grade premium. The card has gained 1.3% 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
Compare on eBay
Affiliate link · we may earn commission
Raw Price Trend
7d
-7.0%
30d
+1.3%
90d
—
180d
—
1y
+39.2%
2y
+32.7%
5y
—
Quick price facts
Koffing 1/128 from Expedition Expansion Pack has a current raw market value of $3.98.
- Current raw value
- $3.98
- PSA 9 value
- $55.24
- PSA 10 value
- $186
- Raw value 7d
- -7.0%
- Raw value 30d
- +1.3%
- PSA 10 premium vs raw
- 46.7× raw
Collector Intel
46.7x
Raw → PSA 10
High-risk grade
13.9x
Raw → PSA 9
Grade multiplier
+1.3%
30d Price Move
Rising
Moderate
Price Stability
7.0% 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 47x the raw price. The expected value accounts for the realistic probability.
$4
Buy Raw
~$25
Grading Fee
PSA Standard
$186
PSA 10 Value
+$157
Best Case (PSA 10)
if you pull a 10
Grade Multiples vs Raw
PSA 9$5513.9x raw
PSA 10$18646.7x raw