Cards › 2025 Bowman Chrome Prospects Kevin McGonigle #BCP-79 Purple Refractor

Is the 2025 Bowman Chrome Prospects Kevin McGonigle #BCP-79 Purple Refractor worth grading?

Live market numbers as of 2026-06-22 — raw vs. graded value, PSA 10 gem rate, and the breakeven math.

Raw value

$100.00

PSA 9 value

$109.84

PSA 10 value

$121.50

PSA 10 gem rate

31.6%

Based on the numbers below, this card is likely not worth grading at current prices — even a PSA 10 result loses an estimated $35 after costs.

The breakeven math

Line item	Amount
Raw purchase	$100.00
Sales tax (8%)	$8.00
Grading fee (value tier)	$25.00
Shipping	$5.00
Total cost basis	$138.00
Net at PSA 10 (85% payout)	−$34.73 (-25%)
Net at PSA 9 (the downside case)	−$44.64

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 (19 graded submissions). Not investment advice — grading outcomes are probabilistic and markets move. © Summit Sports Cards · About · Pricing