modern-to-grade · holo
Dialga
XY Black Star Promos · #XY77 · English · released 2013
Raw market price
$53
7 days
▲ 1.1%
30 days
▼ 0.5%
90 days
▲ 1.3%
Graded prices & PSA population
| Grade | Market price | PSA population |
|---|---|---|
| PSA 9 | $811 | 103 |
| PSA 8 | $102 | 410 |
PSA population recorded 2026-07-20 · total graded 940
Why this card matters
pop
172 raw listings suggest moderate supply, but the enormous PSA 9 premium (~8x raw) hints at genuine high-grade scarcity; small sample sizes (n=5) keep conviction tempered.
demand
Dialga carries solid nostalgia as a Gen IV legendary, but lacks the broad cross-demographic pull of Charizard or Pikachu, limiting demand ceiling.
artist
Standard XY Black Star Promo holo treatment — no notable alt-art, full-art, or celebrated illustrator credit to drive illustration-specific desirability.
catalyst
A modest 5% 30-day price momentum is underwhelming and offers no strong near-term catalyst; the PSA 9 comp price rests on only 5 sales, making the signal fragile.
Graded comps on record
$811
PSA 9
$120
PSA 8.5
$102
PSA 8
$65
CGC 8.5
$59
PSA 7
$55
CGC 8
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More from XY Black Star Promos
Market data recorded 2026-07-17 from licensed market sources. MASTER records prices daily and never invents a number — estimated values are always labeled. Not financial advice.