![Ferroseed [Reverse Holo] #121 Pokémon card from Silver Tempest](https://storage.googleapis.com/images.pricecharting.com/63167a8d7fc3994097979403a7b6aad9127fafa0979628a7160544c67a9f2101/240.jpg)
Ferroseed [Reverse Holo] 121/195
Silver Tempest
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Ferroseed [Reverse Holo] #121 from Silver Tempest currently trades at $0.12 raw, with PSA 10 copies reaching $30.46 — a 253.8x grade premium. Price is down 0.0% in the last 30 days, though the 90-day trend tells a different story at -52.0% — worth watching for a clearer direction.
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
+0.0%
30d
+0.0%
90d
-52.0%
180d
-20.0%
1y
-91.2%
2y
-88.8%
5y
—
Quick price facts
Ferroseed [Reverse Holo] 121/195 from Silver Tempest has a current raw market value of $0.12.
- Current raw value
- $0.12
- PSA 9 value
- $10.23
- PSA 10 value
- $30.46
Collector Intel
253.8x
Raw → PSA 10
High-risk grade
85.3x
Raw → PSA 9
Grade multiplier
0.0%
30d Price Move
Falling
Steady
Price Stability
0.0% 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 254x the raw price. The expected value accounts for the realistic probability.
$0
Buy Raw
~$25
Grading Fee
PSA Standard
$30
PSA 10 Value
+$5
Best Case (PSA 10)
if you pull a 10
Grade Multiples vs Raw
PSA 9$1085.3x raw
PSA 10$30253.8x raw