Iron Boulder [Master Ball] #77

Japanese Terastal Festival

Full card page & price history PSA 10 price & population Should you grade it?

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Iron Boulder [Master Ball] #77 PSA 10: price & population

PSA 10

$18.33

Raw

$3.65

PSA 10 pop

134

Gem rate

81.2%

A PSA 10 Iron Boulder [Master Ball] #77 from Japanese Terastal Festival sells for $18.33 — a 402% premium over the $3.65 raw price. PSA has graded this card 165 times; 134 came back a 10 (81.2% gem rate), and 26 a PSA 9.

The 9-to-10 spread

PSA 9 sells for $15.72. The jump from 9 to 10 is worth $2.61 — that spread, times your real odds of the 10, is what decides whether grading pays.

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