2021 Bowman Sterling Prospect Autographs Casey Martin Speckle Refractor #BSPA-CM
2021
See all Casey Martin cards & valuesCommon
$2.67est. value (ungraded)
Prices updated 2026-10-24
Based on recorded sold prices how we price cards
Card number
#BSPA-CM
Year
2021
Parallel / variant
Speckle Refractor
Casey Martin price history
$2.67▲ 0.0%
Oct 23 · $2.67 low$2.67 high · Oct 24
Ungraded market value, one reading a day. One-day spikes that reverse the next day are left out.
Price by month
Average price of the 2021 Bowman Sterling Prospect Autographs Casey Martin Speckle Refractor #BSPA-CM 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
$2.67
Recorded low
$2.67
| Month | Source | Average | Range |
|---|---|---|---|
| Oct 2026 | Market value | $2.67 | — |
Casey Martin prices by grade
| Grade | Value | eBay |
|---|---|---|
| Ungraded | $2.67 | Buy on eBay ↗ |
| PSA 9 | $5.02 | Buy on eBay ↗ |
| Grade 9.5 | $6.00 | Buy on eBay ↗ |
Other versions of this Casey Martin card
5 versions, each priced on its own. Most valuable first.
Live on eBay
Affiliate — we may earn a commission2021 Bowman Sterling Prospect Autographs Casey Martin Speckle Refractor #BSPA-CM value & prices
The 2021 Bowman Sterling Prospect Autographs Casey Martin Speckle Refractor #BSPA-CM is a Baseball card (Speckle Refractor parallel) released in 2021. Ungraded copies carry a market value of about $2.67.
An ungraded copy is worth around $2.67 and a PSA 9 around $5.02.
Is it worth grading?
The spread between raw ($2.67) and top-graded ($5.02) 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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Casey Martin2021 Bowman Sterling Prospect Autographs2021Baseball cardsSpeckle Refractorcard valueprice guide