Set ↗30d−38%few sales90d+45%few sales1y+91%few sales
This card30d 90d 1y All-time 

Semi Colin #355b 1987 Garbage Pail Kids Series 9 · PSA 9

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PSA pop49

PSA 9 · 1987 Garbage Pail Kids Original Series 9 →

— Hold · next 3 monthsNo sale in the last 3 months, so there is no fresh price to read; it stays a hold until it sells again.
PSA pop · this parallel
49
Card # 355b⇄ 355ABeasty Boyd
GPK Price Guide Value iBased on this card’s sales at this grade: the newest sale ($45, Nov 25) counts most; 2 sales in 2025 near $35; 14 older sales from 2025 near $20, about $34 after the set's rise since; and similar cards point higher ($60).
$46
PSA 9 · estimate from older sales · last sold Nov 25, 2025
PSA 10 comp $362
🟢 lowest on eBay: $157 all-in
🛒 2 listings on eBay now PSA 9 SLAB ×1 · RAW ×1
RAW (UNGRADED) — NOT A GRADED VALUE
$70
3 raw sales used for this value view raw sales →
● real comps ● est. — own older sales ● est. — never sold ● unsold
Price history · PSA 9
On-the-record sales go back as far as PSA reports them — late 2017 for GPK — plus eBay-tracked and raw sales as they land.
DatePriceGradeCertType
2025-11-25$45PSA 985783879 ↗BestOffer
2025-11-12$24.99PSA 998819581 ↗Fixed Price
2025-10-11$24.99PSA 985783876 ↗Fixed Price
2025-09-27$21.50PSA 985783879 ↗Auction
2025-09-21$24PSA 958016466 ↗FixedPrice
2025-09-13$19.99PSA 985783875 ↗Auction
2025-08-30$20.50PSA 985783878 ↗Auction
2025-08-30$29.99PSA 966544072 ↗FixedPrice
2025-08-16$19.99PSA 989882438 ↗Auction
2025-08-02$19.99PSA 9102099769 ↗Auction
Newest 10 of 24 sales at this grade

🗑️ The Garbologist says…

Too Few Recent Sales
The Garbologist sniffed around the sales pile.
  • 24 recorded sales · 2 in the last year · trades only a few times a year · moderate-confidence sample.
  • Following the trash: $24 → $22 → $25 → $25 → $45 — choppy but broadly rangebound.
  • Census check: PSA has graded 137 of this card, and only 9.5% come back a 10 — tough to gem.
  • None

Automated analysis generated from this card’s real recorded sales and PSA population data — no opinions, no predictions guaranteed. Entertainment and research only, not financial advice.

Semi Colin — across every card

Subject page →
Every Semi Colin card we track — how the character is moving, not just this one grade.

🧬 Should I slab it?

Only if you're confident it's a 10

Only about 1 in 11 copies of this card get a 10, and a 9 is worth $46 — less than the $92 it costs to grade.

Expected value if gradedunder $0 (the likely slab, $68, is $24 short of the $92 all-in cost)
Raw value today$70 (from 3 raw sales)
VerdictOnly if you're confident it's a 10

Break-even: you need about a 38% chance of a PSA 10 (this card: 9%).

Chance of a PSA 10
9%
this card · 137 graded
PSA 10 value
$362
today · ~$362 by Feb 13, 2027
PSA 9 value
$46
today · ~$46 by Feb 13, 2027
All-in cost
$92
PSA fee $60 + shipping both ways $32
How these numbers work
All-in cost $92: PSA Standard tier fee $60 per card, insured shipping to PSA ~$12, PSA insured return shipping ~$20. Sending it to your PSA Vault instead skips return shipping (vault intake and storage are free): ~$72 all-in, so a graded copy would net ~under $0.
Grade odds (this card, 137 PSA-graded): 10 · 9%, 9 · 36%, 8 · 26%, 7 or lower · 28%. People send their best copies, so a random raw copy usually grades a bit lower.
Values when it comes back (~95 days, about Feb 13, 2027): today's values (the set has no clear 3-month trend).
Expected value if graded = each grade's chance × its value, minus the all-in cost. A guide, not a guarantee — centering and corners on your copy decide the grade.

Semi Colin #355b 1987 Garbage Pail Kids Series 9 value by grade

GradeValueSalesPSA pop
PSA 10$3621013
PSA 9$462449
PSA 9 (OC)$20 est.0—
PSA 8.5$3411
PSA 8$341135
PSA 7$34616
PSA 6$34213
PSA 5$2225
PSA 4$1012
PSA 3$7 est.02

Every grade of this card on one page. Est. = no sale at that grade yet. Tap a grade above to switch the whole page to it.

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