2023 Bowman's Best Base Set Riley Greene Mini Diamond #30
2023
See all Riley Greene cards & values2023 seasonDetroit TigersRiley Greene career & card values
Common
$4.85est. value (ungraded)
Prices updated 2026-10-24
Based on recorded sold prices how we price cards
Card number
#30
Year
2023
Parallel / variant
Mini Diamond
Price by month
Average price of the 2023 Bowman's Best Base Set Riley Greene Mini Diamond #30 each month, from 1 recorded price reading. Prices are re-checked regularly; a month's average counts each day from that month's first reading at the price that held that day.
Recorded high
$4.85
Recorded low
$4.85
| Month | Source | Average | Range |
|---|---|---|---|
| Oct 2026 | Market value | $4.85 | — |
Riley Greene prices by grade
| Grade | Value | eBay |
|---|---|---|
| Ungraded | $4.85 | Buy on eBay ↗ |
| PSA 8 | $8.82 | Buy on eBay ↗ |
| PSA 9 | $15.82 | Buy on eBay ↗ |
| Grade 9.5 | $24.95 | Buy on eBay ↗ |
| PSA 10 | $30.00 | Buy on eBay ↗ |
| BGS 10 | $39.00 | Buy on eBay ↗ |
| CGC 10 | $18.00 | Buy on eBay ↗ |
| SGC 10 | $18.00 | Buy on eBay ↗ |
Other versions of this Riley Greene card
12 versions, each priced on its own. Most valuable first.
Live on eBay
Affiliate — we may earn a commission2023 Bowman's Best Base Set Riley Greene Mini Diamond #30 value & prices
The 2023 Bowman's Best Base Set Riley Greene Mini Diamond #30 is a Baseball card (Mini Diamond parallel) released in 2023. Ungraded copies carry a market value of about $4.85.
An ungraded copy is worth around $4.85, a PSA 9 around $15.82, a PSA 10 (Gem Mint) around $30.00 and a pristine BGS 10 around $39.00. That's roughly a 6.2× 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 ($4.85) and top-graded ($30.00) 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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Riley Greene2023 Bowman's Best Base Set2023Baseball cardsMini DiamondPSA 10BGS 10card valueprice guide