2024 Panini Prospect Edition Prepping for the Pros Marcelo Mayer #21
2024
$1.39est. value (ungraded)
Prices updated 2026-10-17
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 Prospect Edition Prepping for the Pros Marcelo Mayer #21 from our sales and market data.
| Date | Source | Price |
|---|---|---|
| Oct 17, 2026 | Market value | $1.39 |
| Oct 16, 2026 | Market value | $1.39 |
| Sep 3, 2026 | Ebay Market | $1.99 |
| Sep 2, 2026 | Market value | $1.39 |
Marcelo Mayer prices by grade
| Grade | Value | eBay |
|---|---|---|
| Ungraded | $1.39 | Buy on eBay ↗ |
| PSA 8 | $6.19 | Buy on eBay ↗ |
| PSA 9 | $11.96 | Buy on eBay ↗ |
| Grade 9.5 | $23.62 | Buy on eBay ↗ |
| PSA 10 | $34.91 | Buy on eBay ↗ |
| BGS 10 | $45.00 | Buy on eBay ↗ |
| CGC 10 | $21.00 | Buy on eBay ↗ |
| SGC 10 | $21.00 | Buy on eBay ↗ |
Live on eBay
Affiliate — we may earn a commission2024 Panini Prospect Edition Prepping for the Pros Marcelo Mayer #21 value & prices
The 2024 Panini Prospect Edition Prepping for the Pros Marcelo Mayer #21 is a Baseball card released in 2024. Ungraded copies carry a market value of about $1.39.
An ungraded copy is worth around $1.39, a PSA 9 around $11.96, a PSA 10 (Gem Mint) around $34.91 and a pristine BGS 10 around $45.00. That's roughly a 25× 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?
The spread between raw ($1.39) and top-graded ($34.91) copies is fairly tight, so grading this card only makes financial sense for truly flawless copies — or for collectors who simply prefer slabbed cards for protection and display.
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