2024 Panini Boys of Summer Jumbo Prospect Material Signatures Marcelo Mayer #JMS-MM
2024
$19.71est. value (ungraded)
Prices updated 2026-08-28
Based on recorded sold prices how we price cards
Pricing data via SportsCardsPro ↗Marcelo Mayer price history
Recent recorded prices
2 recorded price points for the 2024 Panini Boys of Summer Jumbo Prospect Material Signatures Marcelo Mayer #JMS-MM from our sales and market data.
| Date | Source | Price |
|---|---|---|
| Aug 28, 2026 | Ebay Market | $35.00 |
| Aug 28, 2026 | SportsCardsPro | $19.71 |
Marcelo Mayer prices by grade
| Grade | Value | eBay |
|---|---|---|
| Ungraded | $19.71 | Buy on eBay ↗ |
| PSA 8 | $20.92 | Buy on eBay ↗ |
| PSA 9 | $35.76 | Buy on eBay ↗ |
| Grade 9.5 | $67.01 | Buy on eBay ↗ |
| PSA 10 | $91.36 | Buy on eBay ↗ |
| BGS 10 | $119.00 | Buy on eBay ↗ |
| CGC 10 | $55.00 | Buy on eBay ↗ |
| SGC 10 | $55.00 | Buy on eBay ↗ |
Live on eBay
Affiliate — we may earn a commission2024 Panini Boys of Summer Jumbo Prospect Material Signatures Marcelo Mayer #JMS-MM value & prices
The 2024 Panini Boys of Summer Jumbo Prospect Material Signatures Marcelo Mayer #JMS-MM is a Baseball card released in 2024. Ungraded copies carry a market value of about $19.71.
An ungraded copy is worth around $19.71, a PSA 9 around $35.76, a PSA 10 (Gem Mint) around $91.36 and a pristine BGS 10 around $119.00. That's roughly a 4.6× premium for a gem-mint copy over raw — one of the clearest signals that condition-sensitive buyers dominate this card's market.
Is it worth grading?
With raw copies near $19.71 and top grades reaching $91.36, grading a sharp copy of this card can clearly pay for itself — the spread comfortably covers a typical ~$25.00 grading fee. The catch: only submit copies with strong centering, clean corners, and unmarked surfaces, because anything below a 9 usually erases the math.
More from 2024 Panini Boys of Summer Jumbo Prospect Material Signatures
Other Marcelo Mayer cards
