2021-22 Upper Deck Black Diamond Rookie Gems Spencer Knight #RG-SK
$4.46est. value (ungraded)
Prices updated 2026-09-25
Based on recorded sold prices how we price cards
Recent recorded prices
1 recorded price point for the 2021-22 Upper Deck Black Diamond Rookie Gems Spencer Knight #RG-SK from our sales and market data.
| Date | Source | Price |
|---|---|---|
| Sep 25, 2026 | Recorded sale | $4.46 |
Spencer Knight prices by grade
| Grade | Value | eBay |
|---|---|---|
| Ungraded | $4.46 | Buy on eBay ↗ |
| PSA 8 | $8.46 | Buy on eBay ↗ |
| PSA 9 | $14.87 | Buy on eBay ↗ |
| Grade 9.5 | $27.97 | Buy on eBay ↗ |
| PSA 10 | $37.16 | Buy on eBay ↗ |
| BGS 10 | $48.00 | Buy on eBay ↗ |
| CGC 10 | $22.00 | Buy on eBay ↗ |
| SGC 10 | $22.00 | Buy on eBay ↗ |
Live on eBay
Affiliate — we may earn a commission2021-22 Upper Deck Black Diamond Rookie Gems Spencer Knight #RG-SK value & prices
The 2021-22 Upper Deck Black Diamond Rookie Gems Spencer Knight #RG-SK is a Hockey card. Ungraded copies carry a market value of about $4.46.
An ungraded copy is worth around $4.46, a PSA 9 around $14.87, a PSA 10 (Gem Mint) around $37.16 and a pristine BGS 10 around $48.00. That's roughly a 8.3× 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 ($4.46) and top-graded ($37.16) 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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