1979 Topps · #522
Ken Holtzman
estimateguide value · no realized compsas of 2026-06-25
No realized sales recorded yet — the SportsCardsPro guide value below is the current market reference for this card.
Guide value · SportsCardsPro
price-guide reference, not realized sales- Raw$27
- PSA 9$22
- BGS 10$148
SCP sales volume 20 · as of 2026-06-25