2022-23 Upper Deck Black Diamond Diamond Mine Dual Relics Auston Matthews/Mitch Marner #DMDR-MM
See all Auston Matthews/Mitch Marner cards & values$13.15est. value (ungraded)
Prices updated 2026-10-24
Based on recorded sold prices how we price cards
Auston Matthews/Mitch Marner price history
PSA 10 market value, one reading a day. One-day spikes that reverse the next day are left out.
Price by month
Average price of the 2022-23 Upper Deck Black Diamond Diamond Mine Dual Relics Auston Matthews/Mitch Marner #DMDR-MM each month, from 5 recorded price readings. 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 | $13.17 | $13.15–$13.17 |
| Sep 2026 | Ebay Market | $50.00 | — |
| Sep 2026 | Market value | $13.01 | — |
Auston Matthews/Mitch Marner prices by grade
| Grade | Value | eBay |
|---|---|---|
| Ungraded | $13.15 | Buy on eBay ↗ |
| PSA 8 | $15.39 | Buy on eBay ↗ |
| PSA 9 | $25.15 | Buy on eBay ↗ |
| Grade 9.5 | $45.65 | Buy on eBay ↗ |
| PSA 10 | $55.55 | Buy on eBay ↗ |
| BGS 10 | $72.00 | Buy on eBay ↗ |
| CGC 10 | $22.00 | Buy on eBay ↗ |
| SGC 10 | $33.00 | Buy on eBay ↗ |
Live on eBay
Affiliate — we may earn a commission2022-23 Upper Deck Black Diamond Diamond Mine Dual Relics Auston Matthews/Mitch Marner #DMDR-MM value & prices
The 2022-23 Upper Deck Black Diamond Diamond Mine Dual Relics Auston Matthews/Mitch Marner #DMDR-MM is a Hockey card. Ungraded copies carry a market value of about $13.15.
An ungraded copy is worth around $13.15, a PSA 9 around $25.15, a PSA 10 (Gem Mint) around $55.55 and a pristine BGS 10 around $72.00. That's roughly a 4.2× 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 ($13.15) and top-graded ($55.55) 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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