1999 SP Signature Autograph Michael Sinclair #MS
1999
See all Michael Sinclair cards & values$4.99est. value (ungraded)
Prices updated 2026-10-20
Based on recorded sold prices how we price cards
Price by month
Average price of the 1999 SP Signature Autograph Michael Sinclair #MS 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 | $4.99 | — |
Michael Sinclair prices by grade
| Grade | Value | eBay |
|---|---|---|
| Ungraded | $4.99 | Buy on eBay ↗ |
| PSA 8 | $6.50 | Buy on eBay ↗ |
| PSA 9 | $8.62 | Buy on eBay ↗ |
| Grade 9.5 | $9.00 | Buy on eBay ↗ |
Live on eBay
Affiliate — we may earn a commission1999 SP Signature Autograph Michael Sinclair #MS value & prices
The 1999 SP Signature Autograph Michael Sinclair #MS is a Football card released in 1999. Ungraded copies carry a market value of about $4.99.
An ungraded copy is worth around $4.99 and a PSA 9 around $8.62.
Is it worth grading?
The spread between raw ($4.99) and top-graded ($8.62) 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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