2004 Upper Deck Diamond Collection Pro Sigs Roy Halladay Silver #31
2004
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$3.59est. value (ungraded)
Prices updated 2026-10-22
Based on recorded sold prices how we price cards
Card number
#31
Year
2004
Parallel / variant
Silver
Price by month
Average price of the 2004 Upper Deck Diamond Collection Pro Sigs Roy Halladay Silver #31 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
$3.59
Recorded low
$3.59
| Month | Source | Average | Range |
|---|---|---|---|
| Oct 2026 | Market value | $3.59 | — |
Roy Halladay prices by grade
| Grade | Value | eBay |
|---|---|---|
| Ungraded | $3.59 | Buy on eBay ↗ |
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Affiliate — we may earn a commission2004 Upper Deck Diamond Collection Pro Sigs Roy Halladay Silver #31 value & prices
The 2004 Upper Deck Diamond Collection Pro Sigs Roy Halladay Silver #31 is a Baseball card (Silver parallel) released in 2004. Ungraded copies carry a market value of about $3.59.
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