Giovanni's Nidoqueen #23 from Pokemon Gym Challenge

Giovanni's Nidoqueen #23

Gym Challenge

Full card page & price history PSA 10 price & population Should you grade it?
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Giovanni's Nidoqueen #23 PSA 10: price & population

PSA 10

$82.47

Raw

$9.74

PSA 10 pop

35

Gem rate

25.7%

A PSA 10 Giovanni's Nidoqueen #23 from Gym Challenge sells for $82.47 — a 747% premium over the $9.74 raw price. PSA has graded this card 136 times; 35 came back a 10 (25.7% gem rate), and 47 a PSA 9.

The 9-to-10 spread

PSA 9 sells for $23.76. The jump from 9 to 10 is worth $58.71 — that spread, times your real odds of the 10, is what decides whether grading pays.

Run this card's full grading math →

Prices from real completed sales, updated daily. Population data from PSA's public population report.