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Gastly [1st Edition] #50 Pokémon card from Base Set

Gastly [1st Edition] 50/102

Base Set

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Gastly [1st Edition] #50 from Base Set currently trades at $39.92 raw, with PSA 10 copies reaching $759.13 — a 19.0x grade premium. Price is down 2.3% in the last 30 days, though the 90-day trend tells a different story at +42.0% — worth watching for a clearer direction.
Current Prices (USD)
Ungraded
$39.92
PSA 7
$54.89
PSA 8
$60.00
PSA 9
$148.50
PSA 10
$759.13
ACE 10
—
BGS 10 Black
$4,935.00
CGC 10 Pristine
$208.00
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Raw Price Trend
7d
+6.3%
30d
-2.3%
90d
+42.0%
180d
+82.5%
1y
+111.9%
2y
+167.7%
5y
+153.6%

Quick price facts

Gastly [1st Edition] 50/102 from Base Set has a current raw market value of $39.92.

Current raw value
$39.92
PSA 9 value
$149
PSA 10 value
$759
Raw value 7d
+6.3%
Raw value 30d
-2.3%
PSA 10 premium vs raw
19.0× raw
View all cards from Base Set →
Collector Intel
19.0x
Raw → PSA 10
High-risk grade
3.7x
Raw → PSA 9
Grade multiplier
-2.3%
30d Price Move
Falling
Moderate
Price Stability
6.3% 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 19x the raw price. The expected value accounts for the realistic probability.
$40
Buy Raw
~$25
Grading Fee
PSA Standard
$759
PSA 10 Value
+$694
Best Case (PSA 10)
if you pull a 10
Grade Multiples vs Raw
PSA 9$1493.7x raw
PSA 10$75919.0x raw

Frequently asked questions

How much is Gastly [1st Edition] #50 from Base Set worth?+
Gastly [1st Edition] #50 from Base Set is currently worth Raw: $39.92, PSA 9: $149, PSA 10: $759 based on recent sold listings. Prices update daily from real eBay sales.
Is Gastly [1st Edition] #50 worth grading?+
The PSA 10 price of $759 is 19.0× the raw price of $39.92. After a ~$25 grading fee, a PSA 10 result would net approximately $719 — assuming the card grades a 10.
Where do PokePrices Gastly [1st Edition] #50 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.

Recent verified sales

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  • 10 Sep 2026CGC CGC 10
    ebaycompleted-auctions-grade-seventeenunknown
    $117.50
  • 7 Sep 2026Raw
    ebaycompleted-auctions-usedplayed
    $25.00
  • 7 Sep 2026PSA PSA 10
    ebaycompleted-auctions-manual-onlyunknown
    $725.00
    best offer accepted
  • 7 Sep 2026PSA PSA 10
    ebaycompleted-auctions-manual-onlyunknown
    $772.85
  • 5 Sep 2026Raw
    ebaycompleted-auctions-usednear mint
    $30.35