Chien-Pao ex #30
Chien-Pao ex #30 (Promo) sells for about $4.62 ungraded and $54 in PSA 10. PSA has graded 31 copies, 5 of them 10s. Prices are medians of completed sales, updated November 11, 2026.
PSA 10 sells for 2.7× a graded 9 ($53.95 vs $19.95).