The 1989 Topps Ken Patterson #434 baseball card represents a specific moment in Chicago White Sox history for collectors of vintage sports memorabilia.
Guide Estimate: $1.03. Evidence date not available.
Asking Prices: $1.48. Evidence date: Sep 24, 2026.Lowest observed item price: $1.00; shipping and tax excluded.Lowest observed item plus quoted shipping: $1.48, among 9 offers with known shipping; tax excluded.
Supported by the available observations, but not a guaranteed sale price.
Over the last 30 days, stored prices ranged from $1.03 to $1.07 across 2 capture days. Change between Sep 5, 2026 and Sep 24, 2026: -3.7%. 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 5, 2026 and Sep 24, 2026: 0%. Compares the same source, grade and signed status. Capture days are not completed-sale counts.
$19.00
Guide Estimate
0%
Based on Aggregated Price GuideGuide grade mapping; not verified grader-specific sales
Estimate: $19.00, based on Guide Estimate.
Source date not available
Guide Estimate: $19.00. Evidence date not available.
Supported by the available observations, but not a guaranteed sale price.
Over the last 30 days, stored prices ranged from $19.00 to $19.00 across 2 capture days. Change between Sep 5, 2026 and Sep 24, 2026: 0%. Compares the same source, grade and signed status. Capture days are not completed-sale counts.
$31.00
Guide Estimate
0%
Based on Aggregated Price GuideGuide grade mapping; not verified grader-specific sales
Estimate: $31.00, based on Guide Estimate.
Source date not available
Guide Estimate: $31.00. Evidence date not available.
Supported by the available observations, but not a guaranteed sale price.
Over the last 30 days, stored prices ranged from $31.00 to $31.00 across 2 capture days. Change between Sep 5, 2026 and Sep 24, 2026: 0%. Compares the same source, grade and signed status. Capture days are not completed-sale counts.
$19.00
Guide Estimate
0%
Based on Aggregated Price GuideGuide grade mapping; not verified grader-specific sales
Estimate: $19.00, based on Guide Estimate.
Source date not available
Guide Estimate: $19.00. Evidence date not available.
Supported by the available observations, but not a guaranteed sale price.
Over the last 30 days, stored prices ranged from $19.00 to $19.00 across 2 capture days. Change between Sep 5, 2026 and Sep 24, 2026: 0%. Compares the same source, grade and signed status. Capture days are not completed-sale counts.
$1.03
Source
Guide Estimate
Trend
-3.7%
Price Details
Based on Aggregated Price Guide
Estimate: $1.03, based on Guide Estimate.
Source date not available
Guide Estimate: $1.03. Evidence date not available.
Asking Prices: $1.48. Evidence date: Sep 24, 2026.Lowest observed item price: $1.00; shipping and tax excluded.Lowest observed item plus quoted shipping: $1.48, among 9 offers with known shipping; tax excluded.
Supported by the available observations, but not a guaranteed sale price.
Over the last 30 days, stored prices ranged from $1.03 to $1.07 across 2 capture days. Change between Sep 5, 2026 and Sep 24, 2026: -3.7%. 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 5, 2026 and Sep 24, 2026: 0%. Compares the same source, grade and signed status. Capture days are not completed-sale counts.
$19.00
Source
Guide Estimate
Trend
0%
Price Details
Based on Aggregated Price GuideGuide grade mapping; not verified grader-specific sales
Estimate: $19.00, based on Guide Estimate.
Source date not available
Guide Estimate: $19.00. Evidence date not available.
Supported by the available observations, but not a guaranteed sale price.
Over the last 30 days, stored prices ranged from $19.00 to $19.00 across 2 capture days. Change between Sep 5, 2026 and Sep 24, 2026: 0%. Compares the same source, grade and signed status. Capture days are not completed-sale counts.
$31.00
Source
Guide Estimate
Trend
0%
Price Details
Based on Aggregated Price GuideGuide grade mapping; not verified grader-specific sales
Estimate: $31.00, based on Guide Estimate.
Source date not available
Guide Estimate: $31.00. Evidence date not available.
Supported by the available observations, but not a guaranteed sale price.
Over the last 30 days, stored prices ranged from $31.00 to $31.00 across 2 capture days. Change between Sep 5, 2026 and Sep 24, 2026: 0%. Compares the same source, grade and signed status. Capture days are not completed-sale counts.
$19.00
Source
Guide Estimate
Trend
0%
Price Details
Based on Aggregated Price GuideGuide grade mapping; not verified grader-specific sales
Estimate: $19.00, based on Guide Estimate.
Source date not available
Guide Estimate: $19.00. Evidence date not available.
Supported by the available observations, but not a guaranteed sale price.
Over the last 30 days, stored prices ranged from $19.00 to $19.00 across 2 capture days. Change between Sep 5, 2026 and Sep 24, 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
Collectors of vintage sports trading cards often seek out the 1989 Topps Ken Patterson #434 baseball card as a tangible piece of baseball history. Released during a pivotal era for the Chicago White Sox, this card captures the player's tenure with the team, making it a relevant addition for those focusing on specific franchise histories or late 1980s baseball nostalgia. Within this framework, card #434 serves as a catalog reference point for Ken Patterson's time with the White Sox. For set builders, this number is an essential component to complete the base checklist, ensuring no gaps in their historical documentation of that season. For investors and hobbyists alike, the appeal of this product lies in its connection to a defined period in sports culture. The late 1980s produced some of the most sought-after vintage cards, and owning a piece from the 1989 Topps release offers a direct link to that era. Whether you are looking to complete a partial set, focus on Chicago White Sox memorabilia, or simply add a classic baseball card to your portfolio, this product provides a clear and verifiable entry point. By focusing on the specific identifiers of the 1989 Topps Ken Patterson #434 baseball card, collectors can confidently track down items that match their specific collecting goals. The card's status as a base issue from a major manufacturer ensures it remains a staple for those who value the foundational elements of sports card collecting. As you explore your options, consider how this card fits into your broader strategy for building a cohesive and historically significant collection.
Last Listing Activity
9/18/26
Seller Action
Have one of these to sell?
We'll pre-fill the product details from this catalog entry, so your listing lands on this exact page. Just add photos of your copy, pick its condition, and set your price.
Product Specs
Card Details
The catalog profile below summarizes the card identity, featured subject, and notable collectible traits.
See how many public collections currently include this card.
0 collectors have this card
SuperCatch Expert Analysis
Market Value Insight
This 1989 Topps card of Ken Patterson occupies the lower tier of the broader baseball market, reflecting his status as a peripheral MLB player rather than a primary star. The current pricing indicates a stable but modest valuation typical for base cards from this era featuring role players. It trades in a volume-driven segment where condition variations significantly impact relative value compared to high-profile counterparts.
Rarity Breakdown
As a standard base issue from the 1989 Topps set, this card lacks any special scarcity mechanics such as serial numbering, short printing, or parallel variations. The supply is determined by the original mass production run, making it a common item within the collector ecosystem. Without unique attributes to constrain availability, its rarity is defined solely by its age and survival rate in high-grade conditions.
Investment Outlook
The investment potential is limited by the absence of rookie card status or special set positioning, which are primary drivers for long-term appreciation in vintage baseball. Demand is likely driven by specific White Sox completists or collectors focusing on the 1989 Topps base set rather than speculative growth. Future value will depend on general vintage market trends rather than card-specific scarcity or player legacy.
