The 1989 Topps Kevin Seitzer #670 baseball card captures a vintage era of the Kansas City Royals. This sports trading card is a key component for collectors building sets from the late 1980s.
Estimated delivery October 1, 2026 - October 3, 2026
30-day Returns
Market & Price History
Prices Captured Sep 21, 2026
Condition
Value
Source
Trend
Price Details
$1.20
Guide Estimate
-0.8%
Based on Aggregated Price Guide
Estimate: $1.20, based on Guide Estimate.
Source date not available
Guide Estimate: $1.20. Evidence date not available.
Completed Sales: $0.99. Evidence date: Aug 12, 2026.
Supported by the available observations, but not a guaranteed sale price.
Over the last 30 days, stored prices ranged from $1.20 to $1.21 across 2 capture days. Change between Sep 4, 2026 and Sep 21, 2026: -0.8%. Compares the same source, grade and signed status. Capture days are not completed-sale counts.
$0.99
Completed Sales
Based on Sold Comps (RAW) · 3 observations
Estimate: $0.99, based on Completed Sales.
Source date not available
Completed Sales: $0.99. Evidence date: Aug 12, 2026.
Supported by the available observations, but not a guaranteed sale price.
$6.76
Guide Estimate
0%
Based on Aggregated Price GuideGuide grade mapping; not verified grader-specific sales
Estimate: $6.76, based on Guide Estimate.
Source date not available
Guide Estimate: $6.76. Evidence date not available.
Supported by the available observations, but not a guaranteed sale price.
Over the last 30 days, stored prices ranged from $6.76 to $6.76 across 2 capture days. Change between Sep 4, 2026 and Sep 21, 2026: 0%. Compares the same source, grade and signed status. Capture days are not completed-sale counts.
$1.20
Source
Guide Estimate
Trend
-0.8%
Price Details
Based on Aggregated Price Guide
Estimate: $1.20, based on Guide Estimate.
Source date not available
Guide Estimate: $1.20. Evidence date not available.
Completed Sales: $0.99. Evidence date: Aug 12, 2026.
Supported by the available observations, but not a guaranteed sale price.
Over the last 30 days, stored prices ranged from $1.20 to $1.21 across 2 capture days. Change between Sep 4, 2026 and Sep 21, 2026: -0.8%. Compares the same source, grade and signed status. Capture days are not completed-sale counts.
$0.99
Source
Completed Sales
Trend
Price Details
Based on Sold Comps (RAW) · 3 observations
Estimate: $0.99, based on Completed Sales.
Source date not available
Completed Sales: $0.99. Evidence date: Aug 12, 2026.
Supported by the available observations, but not a guaranteed sale price.
$6.76
Source
Guide Estimate
Trend
0%
Price Details
Based on Aggregated Price GuideGuide grade mapping; not verified grader-specific sales
Estimate: $6.76, based on Guide Estimate.
Source date not available
Guide Estimate: $6.76. Evidence date not available.
Supported by the available observations, but not a guaranteed sale price.
Over the last 30 days, stored prices ranged from $6.76 to $6.76 across 2 capture days. Change between Sep 4, 2026 and Sep 21, 2026: 0%. Compares the same source, grade and signed status. Capture days are not completed-sale counts.
Below grade 10 the guide publishes one estimate across all graders, so these rows are not PSA, BGS, CGC or SGC prices, and a low slabbed grade can sit below a clean raw copy. Grade 10 is estimated per grader.
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 1989 Topps Kevin Seitzer #670 baseball card represents a distinct era in sports memorabilia, capturing the Kansas City Royals during a pivotal time in franchise history. As a standard issue from the 1989 Topps set, this card features the player in his team colors, offering a straightforward yet nostalgic look at one of the game's prominent infielders. Collectors often seek out this card number to complete their base set collections, as it serves as a fundamental piece of the series' overall narrative. For investors and hobbyists focusing on vintage sports cards, the 1989 Topps brand remains a cornerstone of the hobby. The card's identity is tied directly to the Kansas City Royals, allowing fans of the organization to track the careers of former key contributors through these tangible artifacts. Whether you are looking to add a piece of baseball history to your portfolio or searching for a specific card to finish your album, this product offers a reliable connection to the past. The combination of the Topps manufacturer reputation and the enduring appeal of the Kansas City Royals makes this card a steady presence in the secondary market. By focusing on the catalog identity of the card—its year, brand, and subject—collectors can appreciate the item for what it is: a verified piece of 1989 baseball culture. This product appeals to those who value the tactile experience of physical trading cards. The #670 designation places it within the later portion of the 1989 Topps checklist, often featuring players who were established veterans or rising stars at the time. For the dedicated collector, owning this card is about more than just the image; it is about holding a piece of the league's history from a specific season.
Last Listing Activity
9/17/26
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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 1, 2026 - October 3, 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 1989 Topps base card represents a standard entry-level tier for Kevin Seitzer, reflecting his tenure with the Kansas City Royals during a competitive era. As a mass-produced base card without special finishes or parallels, it trades at the lower end of the player's market relative to his more scarce variations. The current availability suggests a stable, accessible price point for collectors seeking affordable roster pieces from this specific season.
Rarity Breakdown
The item is identified as a standard base card within the 1989 Topps set, meaning it lacks serial numbering, short-print status, or parallel enhancements that typically constrain supply. Its scarcity is defined solely by the large initial print run characteristic of mainstream annual releases from this period. Without unique attributes like a one-of-one designation or limited edition numbering, the supply remains abundant compared to specialized inserts.
Investment Outlook
As a non-rookie card from a vintage set, this item lacks the rookie-card premium mechanics that often drive long-term value appreciation for baseball legends. Collector demand is primarily driven by nostalgia for the late-1980s Royals roster rather than speculative growth metrics. It serves best as a cost-effective addition for complete set builders rather than a standalone investment vehicle.
