2026 Donruss Diamond Marvels Marcelo Mayer #20
2026
$1.62est. value (ungraded)
Prices updated 2026-10-16
Based on recorded sold prices how we price cards
Marcelo Mayer price history
Ungraded market value, one reading a day. One-day spikes that reverse the next day are left out.
Recent recorded prices
3 recorded price points for the 2026 Donruss Diamond Marvels Marcelo Mayer #20 from our sales and market data.
| Date | Source | Price |
|---|---|---|
| Oct 16, 2026 | Market value | $1.62 |
| Aug 17, 2026 | Ebay Market | $2.18 |
| Aug 14, 2026 | Market value | $1.94 |
Marcelo Mayer prices by grade
| Grade | Value | eBay |
|---|---|---|
| Ungraded | $1.62 | Buy on eBay ↗ |
| PSA 8 | $6.48 | Buy on eBay ↗ |
| PSA 9 | $12.57 | Buy on eBay ↗ |
| Grade 9.5 | $24.87 | Buy on eBay ↗ |
| PSA 10 | $37.40 | Buy on eBay ↗ |
| BGS 10 | $49.00 | Buy on eBay ↗ |
| CGC 10 | $22.00 | Buy on eBay ↗ |
| SGC 10 | $22.00 | Buy on eBay ↗ |
Live on eBay
Affiliate — we may earn a commission2026 Donruss Diamond Marvels Marcelo Mayer #20 value & prices
The 2026 Donruss Diamond Marvels Marcelo Mayer #20 is a Baseball card released in 2026. Ungraded copies carry a market value of about $1.62.
An ungraded copy is worth around $1.62, a PSA 9 around $12.57, a PSA 10 (Gem Mint) around $37.40 and a pristine BGS 10 around $49.00. That's roughly a 23× 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 ($1.62) and top-graded ($37.40) 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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