Geoff Zahn 1979 Topps Baseball #678
Topps Baseball 1979 · #678 · updated 2026-11-03

| Price | 30d | 1y | |
|---|---|---|---|
| PSA 9 most traded | $19.99 | — | — |
| PSA 10 | $62.40 | — | — |
| Baseball index | — | ▼3% | ▲59% |
| Topps Baseball set index | — | ▲1% | ▲30% |

| Grade | Price | 30d | 1y |
|---|---|---|---|
| PSA 10 | $62.40 | 0 | — |
| PSA 9 | $19.99 | 0 | — |
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About Geoff Zahn 1979 Topps Baseball #678
Geoff Zahn 1979 Topps Baseball #678 is a 1979 Pokémon card from Topps Baseball, number 678. Right now a PSA 10 sells for about $62.40; a PSA 9 sells for about $19.99, each the median of the newest three recorded sales inside 30 days.
We hold 10 recorded sales of this card going back to 2020-10. By venue: eBay 90%, Fanatics 10%.
PSA has graded 12 copies at PSA 10. Population as of 2026-10-17, from PSA's cert records.
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Geoff Zahn 1979 Topps Baseball #678 questions
How much is a Geoff Zahn 1979 Topps Baseball #678 worth?
About $19.99 in PSA 9, the most traded grade; a PSA 10 is about $62.40. Prices are the median of the newest three recorded sales inside 30 days.
How much is a PSA 10 Geoff Zahn 1979 Topps Baseball #678?
About $62.40. PSA has graded 12 copies at 10.
What is the PSA 10 premium on Geoff Zahn 1979 Topps Baseball #678?
A PSA 10 sells for 3.1x a PSA 9 right now ($62.40 against $19.99).
Where can I buy a Geoff Zahn 1979 Topps Baseball #678?
The Deals section on this page lists every auction of this card ending inside 24 hours and every Buy It Now the deal finder is pricing, each against the comp for its grade. Tap one to open it on eBay, or open the deal finder for every card.
What is the PSA population of Geoff Zahn 1979 Topps Baseball #678?
PSA 10: 12. As of 2026-10-17.