Grubbin 18/214
Unbroken Bonds
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Grubbin #18 from Unbroken Bonds currently trades at $1.10 raw, with PSA 10 copies reaching $36.12 — a 32.8x grade premium. The card has moved up 11.1% over the past 30 days and up 96.4% over 90 days, suggesting sustained buying interest.
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
-20.3%
30d
+11.1%
90d
+96.4%
180d
+175.0%
1y
-13.4%
2y
+10.0%
5y
-15.4%
Quick price facts
Grubbin 18/214 from Unbroken Bonds has a current raw market value of $1.10.
- Current raw value
- $1.10
- PSA 9 value
- $13.68
- PSA 10 value
- $36.12
- Raw value 7d
- -20.3%
- Raw value 30d
- +11.1%
- PSA 10 premium vs raw
- 32.8× raw
Collector Intel
32.8x
Raw → PSA 10
High-risk grade
12.4x
Raw → PSA 9
Grade multiplier
+11.1%
30d Price Move
Rising
Volatile
Price Stability
20.3% 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 33x the raw price. The expected value accounts for the realistic probability.
$1
Buy Raw
~$25
Grading Fee
PSA Standard
$36
PSA 10 Value
+$10
Best Case (PSA 10)
if you pull a 10
Grade Multiples vs Raw
PSA 9$1412.4x raw
PSA 10$3632.8x raw