2025-26 NBA Hoops 1989 Hoops Signatures Isaiah Stewart #89S-IS
$3.36est. value (ungraded)
Prices updated 2026-10-15
Based on recorded sold prices how we price cards
Isaiah Stewart price history
Ungraded market value, one reading a day. One-day spikes that reverse the next day are left out.
Recent recorded prices
5 recorded price points for the 2025-26 NBA Hoops 1989 Hoops Signatures Isaiah Stewart #89S-IS from our sales and market data.
| Date | Source | Price |
|---|---|---|
| Oct 15, 2026 | Market value | $3.36 |
| Oct 7, 2026 | Market value | $3.36 |
| Oct 7, 2026 | Market value | $3.36 |
| Aug 16, 2026 | Ebay Market | $7.78 |
| Aug 15, 2026 | Market value | $4.25 |
Isaiah Stewart prices by grade
| Grade | Value | eBay |
|---|---|---|
| Ungraded | $3.36 | Buy on eBay ↗ |
| PSA 8 | $8.03 | Buy on eBay ↗ |
| PSA 9 | $15.25 | Buy on eBay ↗ |
| Grade 9.5 | $29.95 | Buy on eBay ↗ |
| PSA 10 | $45.07 | Buy on eBay ↗ |
| BGS 10 | $59.00 | Buy on eBay ↗ |
| CGC 10 | $27.00 | Buy on eBay ↗ |
| SGC 10 | $27.00 | Buy on eBay ↗ |
Live on eBay
Affiliate — we may earn a commission2025-26 NBA Hoops 1989 Hoops Signatures Isaiah Stewart #89S-IS value & prices
The 2025-26 NBA Hoops 1989 Hoops Signatures Isaiah Stewart #89S-IS is a Basketball card. Ungraded copies carry a market value of about $3.36.
An ungraded copy is worth around $3.36, a PSA 9 around $15.25, a PSA 10 (Gem Mint) around $45.07 and a pristine BGS 10 around $59.00. That's roughly a 13× premium for a gem-mint copy over raw — one of the clearest signals that condition-sensitive buyers dominate this card's market.
Is it worth grading?
The spread between raw ($3.36) and top-graded ($45.07) 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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