1999 Bowman's Best Mark McGwire Refractor #90
1999
See all Mark McGwire cards & values1999 seasonSt. Louis CardinalsMark McGwire career & card values
$13.50est. value (ungraded)
Prices updated 2026-10-22
Based on recorded sold prices how we price cards
Price by month
Average price of the 1999 Bowman's Best Mark McGwire Refractor #90 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.
| Month | Source | Average | Range |
|---|---|---|---|
| Oct 2026 | Market value | $13.50 | — |
Mark McGwire prices by grade
| Grade | Value | eBay |
|---|---|---|
| Ungraded | $13.50 | Buy on eBay ↗ |
| PSA 9 | $56.00 | Buy on eBay ↗ |
| Grade 9.5 | $62.00 | Buy on eBay ↗ |
Live on eBay
Affiliate — we may earn a commission1999 Bowman's Best Mark McGwire Refractor #90 value & prices
The 1999 Bowman's Best Mark McGwire Refractor #90 is a Baseball card (Refractor parallel) released in 1999. Ungraded copies carry a market value of about $13.50.
An ungraded copy is worth around $13.50 and a PSA 9 around $56.00.
Is it worth grading?
The spread between raw ($13.50) and top-graded ($56.00) 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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