Slabline™
Graded-card protection score
Slabline™All graded cards →What a PSA 9 is worth — price-guide estimate, with every recorded sale we hold.
eBay, Fanatics Collect, Alt, MySlabs, Goldin and Heritage records arrive through CardHedge's licensed feed; REA, SCP and Huggins & Scott are read from each house's published prices realized. More eBay, Goldin and auction sales come from The Card API.
Sales seen on eBay, Fanatics Collect, Goldin, Heritage, Alt and MySlabs, via CardHedge. "Marketplace" is a real CardHedge sale whose venue is not identified yet.
Not enough sales to chart yet.
Slabline may earn a commission from eBay purchases.
A PSA 9 1954 Bowman Bob Lemon #187 is valued at about $800, a price-guide estimate rather than a recorded-sales median. Slabline holds 2 recorded PSA 9 sales of this card between January 2026 and June 2026; the most recent sold for $800 on June 30, 2026.
How much the 1954 Bowman Bob Lemon #187 is worth at each grade.
How to read this page: an estimate is Slabline's figure for a grade, built from the source named beside it. An observed price is the latest price a grader's copy of this card fetched, one cell per grader and grade in the grid below. A recorded sale is a dated transaction with its venue. The headline above is the estimate for this slab's own grade.
| Grade | Value | Built from |
|---|---|---|
| Grade 9 | $800est. | estimate |
Price guide data: SportsCardsPro
Estimated from this category's observed grade curve and this card's known value, not from this card's own sales at each grade (the recorded sales are above). Estimates, not observed prices.
Price checked today · last recorded sale 5 months ago at REA (PSA 9)
Trading this card? Check the trade → · Ripping slab packs? See the real EV → · both sides priced per cert, liquidity-adjusted, free.
If you own this $800 card: a standard homeowners policy typically pays a few hundred dollars for stolen collectibles — and nothing at all for flood.
See what you'd actually get back →Prefilled with $800 · 20 seconds · no account
A small badge that shows this card’s current Slabline value and links back to this page. It updates on its own.
Own this card? Track its value automatically.
Add it to your free Slabline collection — live valuations, a 0–1000 protection score, and a broker-ready insurance schedule.
Add to my collection — free →Values are informational estimates built from recent comparable sales — not a certified appraisal, insurance, or financial advice. Card values fluctuate; figures are a snapshot and may differ from a realized sale.