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Ken Griffey Jr.
CHCKGEM MINTCERT VCN4PD
Intelligence Grade

Ken Griffey Jr.

19901990 Upper Deck Baseball#156
10
GEM MINT
CHCK
Predicted
PSA 10BGS 10CGC 10SGC 10
ID vcn4pd
SUB-GRADES
Limiting · Centering
MARKET VALUE
at CHCK 10 · PSA 10
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MARKET VALUE & DEEP ANALYSIS PENDING

Sub-grades are in. The enrichment pipeline (market valuation, tier-by-tier ROI, evidence breakdown) is queued — these sections appear automatically once a sealed price epoch and synthesis run are recorded for this card.

Issued Nov 05, 2026

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CARD DETAILS
PlayerKen Griffey Jr.
Year1990
BrandUpper Deck
Set1990 Upper Deck Baseball
Card #156
Variant—
EXPERT DESCRIPTION
gpt-5-mini

A 1990 Upper Deck base card of Ken Griffey Jr. (Seattle Mariners), showing a close-up smiling portrait with the M's circular team logo at the lower right and vertical name strip. The back lists his 1989 rookie season statistics and a short biography noting his jump from Double-A and the father/son combination with Ken Sr.

chck.ai grades are opinions based on automated image analysis, not appraisals. Not investment advice; no guarantee of resale value.