Estimated delivery October 2, 2026 - October 4, 2026
30-day Returns
Market & Price History
Prices Captured Sep 18, 2026
Condition
Value
Source
Trend
Price Details
$1.56
Guide Estimate
-1.3%
Based on Aggregated Price Guide
Estimate: $1.56, based on Guide Estimate.
Source date not available
Guide Estimate: $1.56. Evidence date not available.
Supported by the available observations, but not a guaranteed sale price.
Over the last 30 days, stored prices ranged from $1.56 to $1.58 across 2 capture days. Change between Sep 2, 2026 and Sep 18, 2026: -1.3%. Compares the same source, grade and signed status. Capture days are not completed-sale counts.
$52.00
Guide Estimate
0%
Based on Aggregated Price GuideGuide grade mapping; not verified grader-specific sales
Estimate: $52.00, based on Guide Estimate.
Source date not available
Guide Estimate: $52.00. Evidence date not available.
This estimate is older and may not reflect today's market.
Over the last 30 days, stored prices ranged from $52.00 to $52.00 across 2 capture days. Change between Sep 2, 2026 and Sep 18, 2026: 0%. Compares the same source, grade and signed status. Capture days are not completed-sale counts.
$24.00
Guide Estimate
0%
Based on Aggregated Price GuideGuide grade mapping; not verified grader-specific sales
Estimate: $24.00, based on Guide Estimate.
Source date not available
Guide Estimate: $24.00. Evidence date not available.
Supported by the available observations, but not a guaranteed sale price.
Over the last 30 days, stored prices ranged from $24.00 to $24.00 across 2 capture days. Change between Sep 2, 2026 and Sep 18, 2026: 0%. Compares the same source, grade and signed status. Capture days are not completed-sale counts.
$40.00
Guide Estimate
0%
Based on Aggregated Price GuideGuide grade mapping; not verified grader-specific sales
Estimate: $40.00, based on Guide Estimate.
Source date not available
Guide Estimate: $40.00. Evidence date not available.
Supported by the available observations, but not a guaranteed sale price.
Over the last 30 days, stored prices ranged from $40.00 to $40.00 across 2 capture days. Change between Sep 2, 2026 and Sep 18, 2026: 0%. Compares the same source, grade and signed status. Capture days are not completed-sale counts.
$24.00
Guide Estimate
0%
Based on Aggregated Price GuideGuide grade mapping; not verified grader-specific sales
Estimate: $24.00, based on Guide Estimate.
Source date not available
Guide Estimate: $24.00. Evidence date not available.
Supported by the available observations, but not a guaranteed sale price.
Over the last 30 days, stored prices ranged from $24.00 to $24.00 across 2 capture days. Change between Sep 2, 2026 and Sep 18, 2026: 0%. Compares the same source, grade and signed status. Capture days are not completed-sale counts.
$1.56
Source
Guide Estimate
Trend
-1.3%
Price Details
Based on Aggregated Price Guide
Estimate: $1.56, based on Guide Estimate.
Source date not available
Guide Estimate: $1.56. Evidence date not available.
Supported by the available observations, but not a guaranteed sale price.
Over the last 30 days, stored prices ranged from $1.56 to $1.58 across 2 capture days. Change between Sep 2, 2026 and Sep 18, 2026: -1.3%. Compares the same source, grade and signed status. Capture days are not completed-sale counts.
$52.00
Source
Guide Estimate
Trend
0%
Price Details
Based on Aggregated Price GuideGuide grade mapping; not verified grader-specific sales
Estimate: $52.00, based on Guide Estimate.
Source date not available
Guide Estimate: $52.00. Evidence date not available.
This estimate is older and may not reflect today's market.
Over the last 30 days, stored prices ranged from $52.00 to $52.00 across 2 capture days. Change between Sep 2, 2026 and Sep 18, 2026: 0%. Compares the same source, grade and signed status. Capture days are not completed-sale counts.
$24.00
Source
Guide Estimate
Trend
0%
Price Details
Based on Aggregated Price GuideGuide grade mapping; not verified grader-specific sales
Estimate: $24.00, based on Guide Estimate.
Source date not available
Guide Estimate: $24.00. Evidence date not available.
Supported by the available observations, but not a guaranteed sale price.
Over the last 30 days, stored prices ranged from $24.00 to $24.00 across 2 capture days. Change between Sep 2, 2026 and Sep 18, 2026: 0%. Compares the same source, grade and signed status. Capture days are not completed-sale counts.
$40.00
Source
Guide Estimate
Trend
0%
Price Details
Based on Aggregated Price GuideGuide grade mapping; not verified grader-specific sales
Estimate: $40.00, based on Guide Estimate.
Source date not available
Guide Estimate: $40.00. Evidence date not available.
Supported by the available observations, but not a guaranteed sale price.
Over the last 30 days, stored prices ranged from $40.00 to $40.00 across 2 capture days. Change between Sep 2, 2026 and Sep 18, 2026: 0%. Compares the same source, grade and signed status. Capture days are not completed-sale counts.
$24.00
Source
Guide Estimate
Trend
0%
Price Details
Based on Aggregated Price GuideGuide grade mapping; not verified grader-specific sales
Estimate: $24.00, based on Guide Estimate.
Source date not available
Guide Estimate: $24.00. Evidence date not available.
Supported by the available observations, but not a guaranteed sale price.
Over the last 30 days, stored prices ranged from $24.00 to $24.00 across 2 capture days. Change between Sep 2, 2026 and Sep 18, 2026: 0%. Compares the same source, grade and signed status. Capture days are not completed-sale counts.
Each point is the last stored observation that day for this printing, condition, grader, autograph status and source. Gaps mean no observation; guide estimates and asking prices are not completed sales.
Product Overview
Description
The 1990-91 Fleer Update Sidney Green U-88 card captures a specific moment in San Antonio Spurs history during the NBA season. Released by Fleer, this update series card provides collectors with a distinct design aesthetic that complements the base set while offering a unique perspective on the player's tenure with the team. Sidney Green's inclusion in this subset highlights the dynamic nature of the 1990-91 roster, making this card a notable addition for those tracking the franchise's legacy.
The U-88 designation places this card within a specific numerical sequence, aiding in organization for set builders who value completeness. The card serves as a tangible link to the early 1990s basketball landscape, offering a glimpse into the visual style and player demographics of that time. For investors and hobbyists alike, this product represents a piece of sports memorabilia that transcends mere statistics, embodying the culture of the era.
The enduring appeal of Fleer products from this period lies in their nostalgic value and the clarity with which they document the sport's evolution. Sidney Green's presence on the U-88 card allows fans to commemorate his contributions to the Spurs during a competitive season. Whether used to complete a personal collection or as a standalone display piece, this card offers a refined way to celebrate basketball heritage. The 1990-91 Fleer Update Sidney Green U-88 remains a respected item among enthusiasts who appreciate the detailed cataloging of NBA history.
Last Listing Activity
9/17/26
Seller Action
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Product Specs
Card Details
The catalog profile below summarizes the card identity, featured subject, and notable collectible traits.
Estimated delivery October 2, 2026 - October 4, 2026
Collector Ownership
Owned by Collectors
See how many public collections currently include this card.
0 collectors have this card
SuperCatch Expert Analysis
Market Value Insight
This 1990-91 Fleer Update card of Sidney Green sits within the accessible entry-level tier for NBA collectibles, reflecting the player's role as a rotational contributor rather than a franchise cornerstone. The current market positioning suggests stable, low-volatility trading activity typical of non-star players from this era, with minimal premium attached for condition or scarcity given the lack of special attributes. It trades in line with general market expectations for standard base cards from this specific update set, offering a straightforward valuation without significant deviation.
Rarity Breakdown
The card carries no special scarcity mechanics such as serial numbering, short printing, or parallel variants, placing it firmly in the base set category where supply is determined by standard production runs. Without unique limiting factors like one-of-one designs or limited edition markers, the available inventory remains relatively fluid and unrestricted by artificial scarcity. This standard classification means the card's availability is driven by general circulation rather than constrained distribution channels.
Investment Outlook
As a non-rookie card from a standard update set, this item lacks the primary demand drivers associated with rookie-year premiums or iconic career milestones. Collector interest is likely limited to specific team or player completists, resulting in steady but modest demand that does not typically appreciate significantly over time. The investment profile remains stable with low growth potential, suited more for portfolio diversification in vintage basketball collections than for capital appreciation.
