2024 Panini Boys of Summer Jumbo Prospect Material Signatures Marcelo Mayer #JMS-MM
2024
$14.36est. value (ungraded)
Prices updated 2026-10-16
Based on recorded sold prices how we price cards
Marcelo Mayer price history
PSA 10 market value, one reading a day. One-day spikes that reverse the next day are left out.
Recent recorded prices
4 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 |
|---|---|---|
| Oct 16, 2026 | Market value | $14.36 |
| Oct 15, 2026 | Market value | $14.36 |
| Aug 28, 2026 | Ebay Market | $35.00 |
| Aug 28, 2026 | Market value | $19.71 |
Marcelo Mayer prices by grade
| Grade | Value | eBay |
|---|---|---|
| Ungraded | $14.36 | Buy on eBay ↗ |
| PSA 8 | $16.56 | Buy on eBay ↗ |
| PSA 9 | $28.59 | Buy on eBay ↗ |
| Grade 9.5 | $53.81 | Buy on eBay ↗ |
| PSA 10 | $73.52 | Buy on eBay ↗ |
| BGS 10 | $96.00 | Buy on eBay ↗ |
| CGC 10 | $44.00 | Buy on eBay ↗ |
| SGC 10 | $44.00 | 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 $14.36.
An ungraded copy is worth around $14.36, a PSA 9 around $28.59, a PSA 10 (Gem Mint) around $73.52 and a pristine BGS 10 around $96.00. That's roughly a 5.1× 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 $14.36 and top grades reaching $73.52, 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.
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