
Checklist
1990 • Upper Deck
Low Number • #400
The 1990 Upper Deck Will Clark #556 is a staple card from the historic debut set, featuring the San Francisco Giants slugger.
1990 • Upper Deck • Low Number
Major League Baseball • San Francisco Giants
Excellent
556
New
Shipping Calculated at Checkout
| Condition | Value | Comps | Source | Price Date |
|---|---|---|---|---|
| Raw / Ungraded | $1.00Over the last 30 days, stored prices ranged from $1.00 to $1.00 across 4 capture days. Change between Aug 13, 2026 and Sep 7, 2026: 0%. Compares the same source, grade and signed status. Capture days are not completed-sale counts. | Unknown | Guide estimate Based on Aggregated Price Guide | Source observation date unavailable |
| BGS 10Guide grade mapping; not verified grader-specific sales | $35.00 | Unknown | Guide estimate Based on Aggregated Price Guide | Source observation date unavailable |
| CGC 10Guide grade mapping; not verified grader-specific sales | $16.00 | Unknown | Guide estimate Based on Aggregated Price Guide | Source observation date unavailable |
| PSA 10Guide grade mapping; not verified grader-specific sales | $26.99 | Unknown | Guide estimate Based on Aggregated Price Guide | Source observation date unavailable |
| SGC 10Guide grade mapping; not verified grader-specific sales | $5.51 | Unknown | Guide estimate Based on Aggregated Price Guide | Source observation date unavailable |
| Grade 7 guide (generic)Guide grade mapping; not verified grader-specific sales | $4.80 | Unknown | Guide estimate Based on Aggregated Price Guide | Source observation date unavailable |
| Grade 8 guide (generic)Guide grade mapping; not verified grader-specific sales | $6.05 | Unknown | Guide estimate Based on Aggregated Price Guide | Source observation date unavailable |
| Grade 9 guide (generic)Guide grade mapping; not verified grader-specific sales | $9.66 | Unknown | Guide estimate Based on Aggregated Price Guide | Source observation date unavailable |
| Grade 9.5 guide (generic)Guide grade mapping; not verified grader-specific sales | $26.00 | Unknown | Guide estimate Based on Aggregated Price Guide | Source observation date unavailable |
The 1990 Upper Deck Will Clark #556 card stands as a significant entry in the history of modern sports trading cards. Released in 1990 by Upper Deck, this product marked the brand's groundbreaking debut into the baseball card market, introducing a new standard for production quality and design that would influence the industry for decades. Collectors frequently seek this card to complete their base set collections or to highlight a key player from the San Francisco Giants during a pivotal era of the franchise. Will Clark was a central figure for the Giants in the late 1980s and early 1990s, known for his powerful hitting and consistent performance at the plate. The #556 card captures his presence in the Upper Deck lineup, offering a clean and straightforward representation of one of baseball's most recognizable names from that period. As a member of the MLB, Clark's impact on the game is well-documented, making his cards from this era particularly relevant for fans and investors alike. For collectors, the #556 card serves as an essential component for those building a complete 1990 Upper Deck baseball set. Its status as a non-parallel, non-autograph base card makes it an accessible yet important piece for hobbyists who appreciate the historical context of the early 1990s card market. Whether you are looking to add to your existing collection or start a new one focused on the Giants or Will Clark, this card provides a solid foundation. The enduring appeal of the 1990 Upper Deck brand ensures that cards like #556 remain in demand among those who value the nostalgia and craftsmanship of this release.
4 days ago
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The catalog profile below summarizes the card identity, featured subject, and notable collectible traits.
The core identity of the card within the set.
The subject, team, league, and sport context tied to this card.
Production details and format-specific attributes.
Material
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Language
English
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This 1990 Upper Deck Will Clark card currently sits at a low price tier relative to the broader set and the player's high-value rookie parallels. As a standard base card from a major era, it trades below the significant premiums commanded by his rookie issues or limited-edition variants. The current listing activity suggests a stable but modest market position for this specific iteration.
The card lacks any special scarcity attributes such as serial numbering, short-print status, or unique parallels, identifying it as a mass-produced base item. Without limited edition constraints or one-of-one designations, the supply remains effectively unrestricted compared to the brand's premium offerings. This standard production model means the card does not benefit from the artificial scarcity that drives value in the Low Number set.
As a non-rookie base card, it does not carry the rookie-card premium mechanics that typically drive long-term appreciation in Clark's portfolio. Collector demand for this specific item is likely driven by simple set completion rather than speculative growth. While it offers accessibility, it lacks the unique positioning or parallel hierarchy that would suggest strong investment upside over time.

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Low Number • #400

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