1978 Jack Wallin Grand Slam · #31
George Kelly
estimateguide value · no realized compsas of 2026-06-21
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$31
- PSA 9$20
- BGS 10$65
SCP sales volume 18 · as of 2026-06-21
Source: /data/comp_v2/1978_1978-jack-wallin-grand-slam_31_george_kelly.json