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The Slabline Score is a credit-style 0–1000 protection score for a graded trading-card collection, blended from five weighted factors: Insurance (35%), Concentration (25%), Storage (20%), Liquidity (10%), and Provenance (10%). Higher is better; bands run A (≥880) to F (<400).

How does Slabline value my graded cards?

Each card is valued from recent comparable sales for the exact graded card (by certification number and grade), aggregated across eBay, Heritage, Goldin, and PWCC. More comps yield a tighter, higher-confidence value.

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No. Slabline is software that produces broker-ready insurance schedules and risk reports. It is not an insurer, broker, or appraiser and does not provide insurance, financial, or legal advice.

Which cards and categories does Slabline support?

Graded slabs from PSA, BGS, SGC, and CGC across baseball, basketball, football, soccer, Formula 1 / racing, hockey, Pokémon, and Magic.

How much does Slabline cost?

There is a free Ledger tier for up to 25 cards. Collector is $99/year (or $9.99/month) and removes the card limit for an unlimited collection. Insured is $149/year (or $14.99/month) and adds broker-ready insurance schedules and a weekly intelligence brief. A Vaulted tier adds connected Hobby Smart Case hardware.

What is the Hobby Smart Case?

A connected travel case (Travel 40, 75, and Pro) with per-slot temperature, humidity, light, and tamper monitoring, plus GPS location and a chain-of-custody log — turning storage risk into live, sensor-verified data. Launching Q2 2027.

How much is a PSA 10 1991 O-Pee-Chee Premier Doug Weight #139 worth?

A PSA 10 1991 O-Pee-Chee Premier Doug Weight #139 is worth approximately $59, the median of its 3 most recent recorded sales at this grade. Card values fluctuate with the market.

How does Slabline value the Doug Weight card?

Slabline starts from the price guides for the card and grade. When it holds dated recorded sales of that exact card and grade — from CardHedge market data and the auction houses it ingests — the headline becomes the median of the most recent ones and the grade ladder rescales to match. Each row on the page names which of those it is.

How much is a raw (ungraded) 1991 O-Pee-Chee Premier Doug Weight #139 worth?

A raw (ungraded) 1991 O-Pee-Chee Premier Doug Weight #139 is worth about $1.99, based on recent comparable sales. Values move with the market — track it free in Slabline to see the current number.

How much is a PSA 10 1991 O-Pee-Chee Premier Doug Weight #139 worth?

A PSA 10 1991 O-Pee-Chee Premier Doug Weight #139 is worth about $59, based on recent comparable sales. Values move with the market — track it free in Slabline to see the current number.

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1991 O-Pee-Chee Premier Doug Weight #139

Q: How does Slabline value my graded cards?

Each card is valued from recent comparable sales for the exact graded card (by certification number and grade), aggregated across eBay, Heritage, Goldin, and PWCC. More comps yield a tighter, higher-confidence value.

Q: Does Slabline sell insurance?

No. Slabline is software that produces broker-ready insurance schedules and risk reports. It is not an insurer, broker, or appraiser and does not provide insurance, financial, or legal advice.

Q: Which cards and categories does Slabline support?

Graded slabs from PSA, BGS, SGC, and CGC across baseball, basketball, football, soccer, Formula 1 / racing, hockey, Pokémon, and Magic.

Q: How much does Slabline cost?

There is a free Ledger tier for up to 25 cards. Collector is $99/year (or $9.99/month) and removes the card limit for an unlimited collection. Insured is $149/year (or $14.99/month) and adds broker-ready insurance schedules and a weekly intelligence brief. A Vaulted tier adds connected Hobby Smart Case hardware.

Q: What is the Hobby Smart Case?

A connected travel case (Travel 40, 75, and Pro) with per-slot temperature, humidity, light, and tamper monitoring, plus GPS location and a chain-of-custody log — turning storage risk into live, sensor-verified data. Launching Q2 2027.

What a PSA 10 is worth — from its recorded sales.

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1991 O-Pee-Chee Premier checklist→Hockey market index+0.7% 1W

Estimated value · PSA 10

$59

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Median of the last 3 recorded PSA 10 sales · Jan 2026 – Jun 2026

Tracked history · PSA 10

Current value

$59

Sales, past year (all grades)

Price checked 2 days ago · last recorded sale 3 months ago (PSA 10)

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Value by grade

How much the 1991 O-Pee-Chee Premier Doug Weight #139 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
Raw / Ungraded	$1.99	guide, rescaled to sales
Gem Mint 10	$59	3 recorded sales

Loading every grader…

Recorded sales · all grades

Highest Hockey sales →

Marketplaces (3)

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.

Sales seen on eBay, Fanatics Collect, Goldin, Heritage, Alt and MySlabs, via CardHedge. "Marketplace · house pending" is a real CardHedge sale whose house is not matched yet.

All venues · 3 sales · 2026

3 recorded sales · too few for a trend

Hover for any sale · click to find it in the list

Jun 19, 2026 · Marketplace · house pending · PSA 10$59
Feb 14, 2026 · Marketplace · house pending · PSA 10$125
Jan 3, 2026 · Marketplace · house pending · PSA 10$23

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Frequently asked

How much is a PSA 10 1991 O-Pee-Chee Premier Doug Weight #139 worth?: A PSA 10 1991 O-Pee-Chee Premier Doug Weight #139 is worth approximately $59, the median of its 3 most recent recorded sales at this grade. Card values fluctuate with the market.
How does Slabline value the Doug Weight card?: Slabline starts from the price guides for the card and grade. When it holds dated recorded sales of that exact card and grade — from CardHedge market data and the auction houses it ingests — the headline becomes the median of the most recent ones and the grade ladder rescales to match. Each row on the page names which of those it is.
How much is a raw (ungraded) 1991 O-Pee-Chee Premier Doug Weight #139 worth?: A raw (ungraded) 1991 O-Pee-Chee Premier Doug Weight #139 is worth about $1.99, based on recent comparable sales. Values move with the market — track it free in Slabline to see the current number.
How much is a PSA 10 1991 O-Pee-Chee Premier Doug Weight #139 worth?: A PSA 10 1991 O-Pee-Chee Premier Doug Weight #139 is worth about $59, based on recent comparable sales. Values move with the market — track it free in Slabline to see the current number.

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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.