Cards › 2018 Panini Crown Royale Kaboom Chris Paul #15
Is the 2018 Panini Crown Royale Kaboom Chris Paul #15 worth grading?
Live market numbers as of 2026-08-14 — raw vs. graded value, PSA 10 gem rate, and the breakeven math.
Raw value
$375.00
PSA 9 value
$325.75
PSA 10 value
$909.00
PSA 10 gem rate
38.5%
Based on the numbers below, this card is potentially worth grading — a PSA 10 nets an estimated $338, but the 38.5% gem rate means the 10 is far from guaranteed. Weigh the PSA 9 outcome below.
The breakeven math
| Line item | Amount |
|---|---|
| Raw purchase | $375.00 |
| Sales tax (8%) | $30.00 |
| Grading fee (value tier) | $25.00 |
| Shipping | $5.00 |
| Total cost basis | $435.00 |
| Net at PSA 10 (85% payout) | +$337.65 (+78%) |
| Net at PSA 9 (the downside case) | −$158.11 |
Assumptions: $25 grading, $5 shipping, 8% tax on the raw purchase, and keeping 85% of the sale after marketplace fees. Your numbers will differ — run them below.
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Start free trialCard pricing data provided by SportsCardsPro, a service of PriceCharting. Gem rates reflect recent PSA population data (13 graded submissions). Not investment advice — grading outcomes are probabilistic and markets move. © Summit Sports Cards · About · Pricing