TCGAI.PRO Ken Griffey Jr. 1989 · Donruss · #33
10.0 Gem Mint
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Ken Griffey Jr. card, TCGAI Score 10.0

Certificate #7A97838794A1 · Baseball

Ken Griffey Jr.

Donruss · #33 · 1989

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Estimate, not an official grade.

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Condition report

Each check is scored out of 10 on both sides. The lowest one caps the TCGAI Score.

Front No flaws
Back No flaws

Sub-grades are not available for this certificate.

What the AI found

Flaws visible at the photo's resolution. A grader under magnification may find more. Marks on the photos show the area named, not an exact spot.

No defects listed at this photo resolution.

What this card sells for

An estimate from recent listings, not an appraisal. Prices in USD.

Graded 10

$100

1 sale

Raw, ungraded

$14.40

$0.99 – $59.99 · 33 listings

Grading premium

+594%

Graded average over raw average

Price by grade

Average sale price by grade
Grade Average Range and sales
Raw $14.40 $0.99 – $59.99 · 33 listings
Grade 5 $10.04 2 sales
Grade 6 $10.04 4 sales
Grade 7 $17.69 $14.25 – $20.99 · 4 sales
Grade 8 $29.49 $20.00 – $59.99 · 10 sales
Grade 9 $47.99 $44.99 – $50.00 · 5 sales
Grade 10 This card $100 1 sale

Estimate from eBay listings after removing bundles, wrong sets and outliers. Small samples move a lot.

About this card

Background compiled from public web sources. Check it before you buy or sell.

Market outlook

Stable Outlook 6/10

Recent 30-day raw price decline of 5-9% reflects soft market for low-grade commons, but steady auction volume over 5,000 sales shows baseline collector interest[1][7]

Next months. Stable with minor fluctuations in raw market, graded holds steady

Long term. Stable for raw, modest appreciation in high-grade graded 10 due to nostalgia

History

Ken Griffey Jr., nicknamed 'The Kid,' is a Hall of Fame baseball player who debuted with the Seattle Mariners in 1989, known for his exceptional power hitting, speed, and defense as a center fielder, becoming one of the greatest players of his era with 630 home runs and 10 Gold Gloves.

First released in the 1989 Donruss Baseball set, distributed as part of the main series wax packs in the United States.

  • Rated Rookie card marking Griffey's MLB debut season
  • One of the most iconic rookie cards from the junk wax era
  • Known for printing variations including a rare 'blue dot' error on the jersey and corner[2][3]

Rarity and print run

Tier
Rare
Print run
Very High
First printed in
1989 Donruss Baseball
Demand
Medium
Supply
Abundant
  • Rated Rookie status
  • High demand despite mass production
  • Error variations like blue dot increase scarcity for variants[2][3]

Collector notes

Condition. Check for centering issues common in Donruss cards, chipping on borders, print defects like off-centering, and corner wear; avoid cards with blue dot error if seeking standard version as it affects condition grading.

Storage. Store in semi-rigid holders or top-loaders with sleeves in a cool, dry place away from sunlight to prevent fading and warping; use card savers for raw cards.

Authenticity. Examine print quality, border sharpness, and copyright line for reprints; graded or graded slabs confirm authenticity; look for 'Rated Rookie' logo consistency and no modern printing dots.

Sources: sportscardinvestor.com, etsy.com, youtube.com, sportscardspro.com, cardladder.com

Card details

Name
Ken Griffey Jr.
Game
Baseball
Set
Donruss (N/A)
Number
33
Year
1989
Rarity
Rated Rookie
Language
English
Manufacturer
Donruss
Illustrator
N/A
Identification
Matched on eBay
Certificate
#7A97838794A1
Graded on
Apr 1, 2026
Views
410

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The TCGAI Score is an AI estimate made from photos. It is not an official grade and third-party grades may differ. Not affiliated with any grading company. Read the AI disclaimer.