Source date not availableAsking prices are unsold offers, not completed sales. Repeated observations do not establish additional buyer demand.Limited market evidence. Treat this estimate as a reference point.
$1.00As of 9/12/2026
Source
Asking Prices
Trend
Price Details
Based on eBay Active Listings · 14 observations
Estimate: $1.00, based on Asking Prices.
Source date not availableAsking prices are unsold offers, not completed sales. Repeated observations do not establish additional buyer demand.Limited market evidence. Treat this estimate as a reference point.
History is building. At least two days of matching observations are needed to show a trend.
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 1991 Fleer Greg Brock baseball card, identified by the catalog number 577, represents a specific snapshot from the early 1990s sports memorabilia landscape. For collectors focused on Milwaukee Brewers history, this card serves as an essential component for those looking to complete set-based collections or expand their roster of vintage team cards. The card number 577 places it within the standard base set, providing a straightforward yet valuable addition to any organized archive. Unlike modern high-tech inserts, this release relies on the classic layout and photography style that defined the brand's identity in the early nineties. Investing in or collecting vintage sports cards requires an appreciation for the era and the specific brand that produced them. This 1991 Fleer release offers a glimpse into the design conventions of the time, appealing to those who value the nostalgic appeal of pre-digital card production. Whether you are a dedicated Brewers fan or a broader vintage baseball enthusiast, this card provides a concrete link to the sport's recent past.
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.
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SuperCatch Expert Analysis
Market Value Insight
This card sits at the entry-level price tier, reflecting its status as a standard base issue from a 1991 Fleer set where supply is abundant. While Greg Brock was a productive first baseman, the lack of special attributes or grading premiums keeps this specific slab well below the value of his more sought-after rookie or parallel variants. It represents a low-cost acquisition for casual fans rather than a premium collector's item.
Rarity Breakdown
The card carries no special scarcity attributes, meaning it is a common base print with no serial numbering, short-print designation, or parallel foil treatment to constrain supply. As a standard release from a major brand, the production volume was high, resulting in widespread availability and minimal scarcity mechanics. This lack of unique identifiers places it firmly in the bulk category of the market.
Investment Outlook
With no rookie card designation or special set positioning, the collector demand drivers are limited to general nostalgia for the 1991 Fleer brand. The investment outlook suggests minimal appreciation potential, as the abundant supply and lack of unique features prevent it from commanding a premium over similar era issues. It serves primarily as a filler piece for complete set builders rather than a standalone asset.
