1999 Upper Deck Black Diamond Greg Maddux Quadruple #9
1999
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$65.00est. value (ungraded)
Prices updated 2026-10-22
Based on recorded sold prices how we price cards
Card number
#9
Year
1999
Parallel / variant
Quadruple
Price by month
Average price of the 1999 Upper Deck Black Diamond Greg Maddux Quadruple #9 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
$65.00
Recorded low
$65.00
| Month | Source | Average | Range |
|---|---|---|---|
| Oct 2026 | Market value | $65.00 | — |
Greg Maddux prices by grade
| Grade | Value | eBay |
|---|---|---|
| Ungraded | $65.00 | Buy on eBay ↗ |
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Affiliate — we may earn a commission1999 Upper Deck Black Diamond Greg Maddux Quadruple #9 value & prices
The 1999 Upper Deck Black Diamond Greg Maddux Quadruple #9 is a Baseball card (Quadruple parallel) released in 1999. Ungraded copies carry a market value of about $65.00.
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