![Unown B [Reverse Holo] #66 Pokémon card from Diamond & Pearl](https://storage.googleapis.com/images.pricecharting.com/a4908e09226f1bd5f85d151c2db938a0c96be086050bcf100b8ca63633e620c0/240.jpg)
Unown B [Reverse Holo] 66/130
Diamond & Pearl
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Unown B [Reverse Holo] #66 from Diamond & Pearl currently trades at $3.32 raw, with PSA 10 copies reaching $136.56 — a 41.1x grade premium. Price is up 2.8% in the last 30 days, though the 90-day trend tells a different story at -4.6% — 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
+2.8%
90d
-4.6%
180d
-10.5%
1y
+7.4%
2y
+26.2%
5y
+55.9%
Quick price facts
Unown B [Reverse Holo] 66/130 from Diamond & Pearl has a current raw market value of $3.32.
- Current raw value
- $3.32
- PSA 9 value
- $49.32
- PSA 10 value
- $137
- Raw value 30d
- +2.8%
- PSA 10 premium vs raw
- 41.1× raw
Collector Intel
41.1x
Raw → PSA 10
High-risk grade
14.9x
Raw → PSA 9
Grade multiplier
+2.8%
30d Price Move
Rising
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 41x the raw price. The expected value accounts for the realistic probability.
$3
Buy Raw
~$25
Grading Fee
PSA Standard
$137
PSA 10 Value
+$108
Best Case (PSA 10)
if you pull a 10
Grade Multiples vs Raw
PSA 9$4914.9x raw
PSA 10$13741.1x raw