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Japanese

Koffing [Blue Back] 109/248

Topsun· Language: Japanese

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Koffing [Blue Back] #109 from Japanese Topsun currently trades at $9.65 raw, with PSA 10 copies reaching $603.80 — a 62.6x grade premium.

Current Prices (USD)

Ungraded

$9.65

PSA 7

$17.00

PSA 8

$21.58

PSA 9

$62.50

PSA 10

$603.80

ACE 10

—

BGS 10 Black

$3,925.00

CGC 10 Pristine

$652.00

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Raw Price Trend

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30d

—

90d

—

180d

+117.8%

+11.6%

+158.7%

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Quick price facts

Koffing [Blue Back] 109/248 from Topsun has a current raw market value of $9.65.

Current raw value: $9.65
PSA 9 value: $62.50
PSA 10 value: $604
PSA 10 premium vs raw: 62.6× raw

View all cards from Topsun →

Collector Intel

62.6x

Raw → PSA 10

High-risk grade

6.5x

Raw → PSA 9

Grade multiplier

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 63x the raw price. The expected value accounts for the realistic probability.

$10

Buy Raw

~$25

Grading Fee

PSA Standard

$604

PSA 10 Value

+$569

Best Case (PSA 10)

if you pull a 10

Grade Multiples vs Raw

PSA 9$636.5x raw

PSA 10$60462.6x raw

Frequently asked questions

How much is Koffing [Blue Back] #109 from Japanese Topsun worth?+

Koffing [Blue Back] #109 from Japanese Topsun is currently worth Raw: $9.65, PSA 9: $62.50, PSA 10: $604 based on recent sold listings. Prices update daily from real eBay sales.

Is Koffing [Blue Back] #109 worth grading?+

The PSA 10 price of $604 is 62.6× the raw price of $9.65. After a ~$25 grading fee, a PSA 10 result would net approximately $594 — assuming the card grades a 10.

Where do PokePrices Koffing [Blue Back] #109 prices come from?+

Prices are tracked nightly from real sold listings on PriceCharting (raw, PSA 9 and PSA 10). PSA population data is sourced from PSA's public reports. We do not use asking prices — only confirmed sales.