Cards › 2019 Panini Crown Royale Kaboom Russell Westbrook #13

Is the 2019 Panini Crown Royale Kaboom Russell Westbrook #13 worth grading?

Live market numbers as of 2026-08-14 — raw vs. graded value, PSA 10 gem rate, and the breakeven math.

Raw value

$391.38

PSA 9 value

$434.91

PSA 10 value

$654.44

PSA 10 gem rate

25.8%

Based on the numbers below, this card is potentially worth grading — a PSA 10 nets an estimated $104, but the 25.8% gem rate means the 10 is far from guaranteed. Weigh the PSA 9 outcome below.

The breakeven math

Line item	Amount
Raw purchase	$391.38
Sales tax (8%)	$31.31
Grading fee (value tier)	$25.00
Shipping	$5.00
Total cost basis	$452.69
Net at PSA 10 (85% payout)	+$103.58 (+23%)
Net at PSA 9 (the downside case)	−$83.02

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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Card pricing data provided by SportsCardsPro, a service of PriceCharting. Gem rates reflect recent PSA population data (31 graded submissions). Not investment advice — grading outcomes are probabilistic and markets move. © Summit Sports Cards · About · Pricing