Tom Seaver 1975 Topps Mini Baseball #370
Topps Mini Baseball 1975 · #370 · updated 2026-11-03
| Price | 30d | 1y | |
|---|---|---|---|
| PSA 8 most traded | $175 | — | ▲101% |
| PSA 10 | $10,980 | — | — |
| PSA 9 | $430 | — | — |
| Baseball index | — | ▼3% | ▲59% |
| Tom Seaver index | — | ▲5% | ▲38% |
| Topps Mini Baseball set index | — | ▲1% | ▼16% |
| Grade | Price | 30d | 1y |
|---|---|---|---|
| PSA 10 | $10,980 | 0 | — |
| PSA 9 | $430 | 1 | — |
| PSA 8 | $175 | 1 | ▲ 101% |
| PSA 7 | $40.00 | 0 | — |
| PSA 6 | $26.00 | 0 | — |
| PSA 5 | $22.00 | 0 | — |
| PSA 4 | $13.59 | 0 | — |
| PSA 3 | $17.00 | 0 | — |
| PSA 1 | $6.01 | 0 | — |
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About Tom Seaver 1975 Topps Mini Baseball #370
Tom Seaver 1975 Topps Mini Baseball #370 is a 1975 Pokémon card from Topps Mini Baseball, number 370. Right now a PSA 10 sells for about $10,980; a PSA 9 sells for about $430; a PSA 8 sells for about $175, each the median of the newest three recorded sales inside 30 days.
We hold 139 recorded sales of this card going back to 2024-02, 2 of them in the last 30 days. By venue: eBay 98%, Fanatics 1%, Goldin 1%. The most traded grade over the last 90 days is PSA 8, up 101% on a year ago.
Over the same year, Baseball cards up 59%; Tom Seaver cards up 38%; Topps Mini Baseball set cards down 16%, so this card has outpaced the market it belongs to. The chart above plots those indices against the card.
PSA population by grade: PSA 9 98, PSA 8 354. Population as of 2026-11-02, from PSA's cert records.
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Tom Seaver 1975 Topps Mini Baseball #370 questions
How much is a Tom Seaver 1975 Topps Mini Baseball #370 worth?
About $175 in PSA 8, the most traded grade; a PSA 10 is about $10,980. Prices are the median of the newest three recorded sales inside 30 days.
How much is a PSA 10 Tom Seaver 1975 Topps Mini Baseball #370?
About $10,980.
Is Tom Seaver 1975 Topps Mini Baseball #370 going up in value?
In PSA 8 it is up 101% over the last year. Baseball up 59% over the same year. Tom Seaver up 38% over the same year. Topps Mini Baseball down 16% over the same year.
What is the PSA 10 premium on Tom Seaver 1975 Topps Mini Baseball #370?
A PSA 10 sells for 25.5x a PSA 9 right now ($10,980 against $430).
Where can I buy a Tom Seaver 1975 Topps Mini Baseball #370?
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 Tom Seaver 1975 Topps Mini Baseball #370?
PSA 9: 98; PSA 8: 354. As of 2026-11-02.