Identity checkMatches
✓CardSV07: Stellar Crown #167/142 · Holo
✓Tracker matchHydrapple ex - 167/142 · SV07: Stellar Crown · #167/142
✓Raw pricePulse $37.79 vs tracker $37.79 (+0%)
✓Gem rate40.2% · GemRate snapshot enrichment · this printing
✓PSA 10 comp$109.05 · PokemonPriceTracker 90d · matched by product ID
✓PSA 9 comp$29.00 · PokemonPriceTracker 90d · matched by product ID
✓PSA 8 comp$22.75 · PokemonPriceTracker 90d · matched by product ID
Your grading resultsNone logged
Your results on this set: none graded yet
Your results on SV: none graded yet
SV grade odds use the starting assumptions until 5 SV grades are back.
Graded economics-68%
PSA 10$109.05PokemonPriceTracker 90d
PSA 9$29.00PokemonPriceTracker 90d
PSA 8$22.75PokemonPriceTracker 90d
Net EV−$76.15$36.20 net sale vs $112.34 cost
EV rangeEV range: -70% / -68% / -65% (pessimistic / expected / optimistic)Max buy: none (the pessimistic case can't return 20% at any price), with the card's value held at $37.79PSA 10 rate 39.2–41.3% (80% interval on 1517 / 3771); comps ±5.0% (comp quality 93). The 80% interval, the comp band and the ×0.5 / ×1.5 fallback without population counts are starting assumptions.
Outcome mix10 26% / 9 50% / 8 16% / ≤7 7%
PSA 10 ratePopulation 40.2% → adjusted 26.2% (SV, ×0.65 at $38 value, starting assumption)
Break-evenCan't break even at these prices
CostsRaw $37.79 + shipping $5.00 + grading $59.99 (expected) + submission shipping $6.00 + time cost $3.56 = $112.34Net sale after fees: PSA 10 $88.19 · PSA 9 $19.49 · PSA 8 $14.13 · ≤7 $14.13PSA tier: Standard $59.99; about 133 days at PSA. PSA and eBay fees from their official pages; eBay fees include 7% sales tax in their base; that, the shipping and the 10%/yr time cost are your assumptions (Settings).
Grade splitSV grade split (starting assumption); ≤7 valued at 90% of raw
PSA 10/9 premium3.8x
PopulationPSA 10
Gem rate40.2%
PSA 10 pop1,517
Total pop3,771
SourceGemRate snapshot enrichment
PSA 10 velocity-
Total velocity-
SnapshotJun 20, 2026
Scarcity40/100
LabelWeak
Confidence100/100
Supply36/100
Demand26/100
Gem rate 40.2%PSA 10 pop 1517/3771PSA 10/9 premium 3.8xSupply constraint 36/100
Raw validationconfirmed
TCG market$37.79
Pulse price$37.79
Delta0%
CheckedOct 13, 2026
Hydrapple ex - 167/142PSA comps refreshed Oct 13, 2026PSA sales window 90 days
Signal context2
Support$37.34 floor, 2 tests
Drawdown44% off peak, Basing
*All-time high/low are within the tracked window (2024-09-08 - 2026-10-14). Raw, ungraded TCGplayer market price (blue) and cheapest listing (grey) via the free TCGCSV mirror. Personal, non-commercial prototype - not investment advice.