Koffing

Base Set · #51 · Common

All Koffing cards →

Ungraded

$20.20 +0.22

volume: 5 sales per year

Grade 7

$39.17

volume: 5 sales per year

Grade 8

$44.82 +6.72

volume: 5 sales per year

Grade 9

$77.83 +1.69

volume: 5 sales per year

Grade 9.5

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PSA 10

$370.51 -8.00

volume: 5 sales per year

$370.51

PSA 10 · 17%

Based on 5 sales

$77.83

PSA 9

$44.82

PSA 8

$39.17

PSA 7

$20.20

Raw

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The Koffing from Base Set is currently valued at $20.20 raw and $370.51 in PSA 10 grade. Prices have increased 17% over the past 30 days.

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Price Forecast

Forecasts are estimates based on historical data. Not investment advice. Trading cards are not securities. Past performance does not guarantee future results. Methodology · Full disclaimer

PSA 9

Current$32.47

7-day forecast$34.49 (+6.2%)

30-day forecast$37.41 (+15.2%)

90-day forecast$33.76 (+4.0%)

Confidencehigh (1 data points)

PSA 8

Current$12.00

7-day forecast$16.71 (+39.3%)

30-day forecast$15.58 (+29.8%)

90-day forecast$15.32 (+27.7%)

Confidencehigh (1 data points)

PSA 10

Current$99.60

7-day forecast$97.14 (-2.5%)

30-day forecast$100.25 (+0.7%)

90-day forecast$95.89 (-3.7%)

Confidencehigh (1 data points)

Grading EV Estimate

Expected-value figures are estimates based on historical grade distributions and market prices. Not a recommendation. Grading outcomes and market prices are not guaranteed. Methodology · Full disclaimer

Estimated grading expected value

Negative

Grading costs exceed estimated PSA 10 premium

Raw price$20.20

PSA 10 value$370.51

Grading cost~$22.00

Estimated profit$-8.03 (-19% estimated return)

Total graded139

Price by Grade

Raw $20.20

PSA 6 $17.67

PSA 7 $39.17