Estimated delivery October 2, 2026 - October 4, 2026
30-day Returns
Market & Price History
Prices Captured Sep 20, 2026
Condition
Value
Source
Trend
Price Details
$1.59
Guide Estimate
0%
Based on Aggregated Price Guide
Estimate: $1.59, based on Guide Estimate.
Source date not available
Guide Estimate: $1.59. Evidence date not available.
Asking Prices: $1.44. Evidence date: Sep 20, 2026.Lowest observed item price: $0.99; shipping and tax excluded.Lowest observed item plus quoted shipping: $1.09, among 28 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 $1.59 to $1.59 across 2 capture days. Change between Sep 3, 2026 and Sep 20, 2026: 0%. Compares the same source, grade and signed status. Capture days are not completed-sale counts.
$3.67
Guide Estimate
+0.5%
Based on Aggregated Price GuideGuide grade mapping; not verified grader-specific sales
Estimate: $3.67, based on Guide Estimate.
Source date not available
Guide Estimate: $3.67. Evidence date not available.
Supported by the available observations, but not a guaranteed sale price.
Over the last 30 days, stored prices ranged from $3.65 to $3.67 across 2 capture days. Change between Sep 3, 2026 and Sep 20, 2026: 0.5%. Compares the same source, grade and signed status. Capture days are not completed-sale counts.
$11.93
Guide Estimate
+0.1%
Based on Aggregated Price GuideGuide grade mapping; not verified grader-specific sales
Estimate: $11.93, based on Guide Estimate.
Source date not available
Guide Estimate: $11.93. Evidence date not available.
Supported by the available observations, but not a guaranteed sale price.
Over the last 30 days, stored prices ranged from $11.92 to $11.93 across 2 capture days. Change between Sep 3, 2026 and Sep 20, 2026: 0.1%. Compares the same source, grade and signed status. Capture days are not completed-sale counts.
$13.00
Guide Estimate
0%
Based on Aggregated Price GuideGuide grade mapping; not verified grader-specific sales
Estimate: $13.00, based on Guide Estimate.
Source date not available
Guide Estimate: $13.00. Evidence date not available.
Supported by the available observations, but not a guaranteed sale price.
Over the last 30 days, stored prices ranged from $13.00 to $13.00 across 2 capture days. Change between Sep 3, 2026 and Sep 20, 2026: 0%. Compares the same source, grade and signed status. Capture days are not completed-sale counts.
$56.00
Guide Estimate
-1.8%
Based on Aggregated Price GuideGuide grade mapping; not verified grader-specific sales
Estimate: $56.00, based on Guide Estimate.
Source date not available
Guide Estimate: $56.00. Evidence date not available.
Supported by the available observations, but not a guaranteed sale price.
Over the last 30 days, stored prices ranged from $56.00 to $57.00 across 2 capture days. Change between Sep 3, 2026 and Sep 20, 2026: -1.8%. Compares the same source, grade and signed status. Capture days are not completed-sale counts.
$26.00
Guide Estimate
0%
Based on Aggregated Price GuideGuide grade mapping; not verified grader-specific sales
Estimate: $26.00, based on Guide Estimate.
Source date not available
Guide Estimate: $26.00. Evidence date not available.
Supported by the available observations, but not a guaranteed sale price.
Over the last 30 days, stored prices ranged from $26.00 to $26.00 across 2 capture days. Change between Sep 3, 2026 and Sep 20, 2026: 0%. Compares the same source, grade and signed status. Capture days are not completed-sale counts.
$43.42
Guide Estimate
-0.2%
Based on Aggregated Price GuideGuide grade mapping; not verified grader-specific sales
Estimate: $43.42, based on Guide Estimate.
Source date not available
Guide Estimate: $43.42. Evidence date not available.
Supported by the available observations, but not a guaranteed sale price.
Over the last 30 days, stored prices ranged from $43.42 to $43.52 across 2 capture days. Change between Sep 3, 2026 and Sep 20, 2026: -0.2%. Compares the same source, grade and signed status. Capture days are not completed-sale counts.
$26.00
Guide Estimate
0%
Based on Aggregated Price GuideGuide grade mapping; not verified grader-specific sales
Estimate: $26.00, based on Guide Estimate.
Source date not available
Guide Estimate: $26.00. Evidence date not available.
Supported by the available observations, but not a guaranteed sale price.
Over the last 30 days, stored prices ranged from $26.00 to $26.00 across 2 capture days. Change between Sep 3, 2026 and Sep 20, 2026: 0%. Compares the same source, grade and signed status. Capture days are not completed-sale counts.
$1.59
Source
Guide Estimate
Trend
0%
Price Details
Based on Aggregated Price Guide
Estimate: $1.59, based on Guide Estimate.
Source date not available
Guide Estimate: $1.59. Evidence date not available.
Asking Prices: $1.44. Evidence date: Sep 20, 2026.Lowest observed item price: $0.99; shipping and tax excluded.Lowest observed item plus quoted shipping: $1.09, among 28 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 $1.59 to $1.59 across 2 capture days. Change between Sep 3, 2026 and Sep 20, 2026: 0%. Compares the same source, grade and signed status. Capture days are not completed-sale counts.
$3.67
Source
Guide Estimate
Trend
+0.5%
Price Details
Based on Aggregated Price GuideGuide grade mapping; not verified grader-specific sales
Estimate: $3.67, based on Guide Estimate.
Source date not available
Guide Estimate: $3.67. Evidence date not available.
Supported by the available observations, but not a guaranteed sale price.
Over the last 30 days, stored prices ranged from $3.65 to $3.67 across 2 capture days. Change between Sep 3, 2026 and Sep 20, 2026: 0.5%. Compares the same source, grade and signed status. Capture days are not completed-sale counts.
$11.93
Source
Guide Estimate
Trend
+0.1%
Price Details
Based on Aggregated Price GuideGuide grade mapping; not verified grader-specific sales
Estimate: $11.93, based on Guide Estimate.
Source date not available
Guide Estimate: $11.93. Evidence date not available.
Supported by the available observations, but not a guaranteed sale price.
Over the last 30 days, stored prices ranged from $11.92 to $11.93 across 2 capture days. Change between Sep 3, 2026 and Sep 20, 2026: 0.1%. Compares the same source, grade and signed status. Capture days are not completed-sale counts.
$13.00
Source
Guide Estimate
Trend
0%
Price Details
Based on Aggregated Price GuideGuide grade mapping; not verified grader-specific sales
Estimate: $13.00, based on Guide Estimate.
Source date not available
Guide Estimate: $13.00. Evidence date not available.
Supported by the available observations, but not a guaranteed sale price.
Over the last 30 days, stored prices ranged from $13.00 to $13.00 across 2 capture days. Change between Sep 3, 2026 and Sep 20, 2026: 0%. Compares the same source, grade and signed status. Capture days are not completed-sale counts.
$56.00
Source
Guide Estimate
Trend
-1.8%
Price Details
Based on Aggregated Price GuideGuide grade mapping; not verified grader-specific sales
Estimate: $56.00, based on Guide Estimate.
Source date not available
Guide Estimate: $56.00. Evidence date not available.
Supported by the available observations, but not a guaranteed sale price.
Over the last 30 days, stored prices ranged from $56.00 to $57.00 across 2 capture days. Change between Sep 3, 2026 and Sep 20, 2026: -1.8%. Compares the same source, grade and signed status. Capture days are not completed-sale counts.
$26.00
Source
Guide Estimate
Trend
0%
Price Details
Based on Aggregated Price GuideGuide grade mapping; not verified grader-specific sales
Estimate: $26.00, based on Guide Estimate.
Source date not available
Guide Estimate: $26.00. Evidence date not available.
Supported by the available observations, but not a guaranteed sale price.
Over the last 30 days, stored prices ranged from $26.00 to $26.00 across 2 capture days. Change between Sep 3, 2026 and Sep 20, 2026: 0%. Compares the same source, grade and signed status. Capture days are not completed-sale counts.
$43.42
Source
Guide Estimate
Trend
-0.2%
Price Details
Based on Aggregated Price GuideGuide grade mapping; not verified grader-specific sales
Estimate: $43.42, based on Guide Estimate.
Source date not available
Guide Estimate: $43.42. Evidence date not available.
Supported by the available observations, but not a guaranteed sale price.
Over the last 30 days, stored prices ranged from $43.42 to $43.52 across 2 capture days. Change between Sep 3, 2026 and Sep 20, 2026: -0.2%. Compares the same source, grade and signed status. Capture days are not completed-sale counts.
$26.00
Source
Guide Estimate
Trend
0%
Price Details
Based on Aggregated Price GuideGuide grade mapping; not verified grader-specific sales
Estimate: $26.00, based on Guide Estimate.
Source date not available
Guide Estimate: $26.00. Evidence date not available.
Supported by the available observations, but not a guaranteed sale price.
Over the last 30 days, stored prices ranged from $26.00 to $26.00 across 2 capture days. Change between Sep 3, 2026 and Sep 20, 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 1985 Topps Bob Knepper #455 baseball card is a definitive piece of vintage sports memorabilia for serious collectors. Released by Topps in 1985, this card features Bob Knepper in his Houston Astros uniform, representing a specific moment in the franchise's history. As part of the massive 1985 Topps set, card #455 is widely recognized by hobbyists for its place in one of the most popular baseball card series ever produced. Collectors often seek out this card to complete their 1985 Topps base set or to build a focused collection of Houston Astros history. The card's straightforward design and clear typography make it a staple for those studying the evolution of trading card aesthetics in the mid-1980s. Whether you are interested in the Astros' roster from this era or simply appreciate the nostalgia of 1985 baseball, this card offers a tangible connection to the sport's past. From raw examples to professionally graded copies, collectors can choose the condition that fits their portfolio goals. The enduring appeal of 1980s Topps cards ensures that this product remains a relevant and desirable addition to any collection focused on Bob Knepper or the Houston Astros.
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 1985 Topps Bob Knepper card represents a baseline entry point for the Astros franchise, trading at a modest premium relative to the broader 1985 Topps set average due to its specific team affiliation. While Knepper was a significant contributor to the Houston roster, this particular base card lacks the scarcity drivers that typically command higher price tiers in the secondary market. The current valuation reflects a standard condition for a mass-produced issue from the mid-80s, positioning it as an accessible collectible rather than a high-end investment piece.
Rarity Breakdown
The card possesses no special scarcity attributes, meaning it exists in high supply alongside thousands of other base issues from the 1985 Topps release. Without serial numbering, short-print status, or parallel variations, the supply is effectively unlimited relative to collector demand. This lack of distinguishing features places the item firmly in the common category, where value is driven almost entirely by player relevance and set composition rather than item-specific rarity.
Investment Outlook
As a standard base card, this item does not carry rookie-card premiums or limited-edition mechanics that typically drive long-term appreciation. Collector interest is likely sustained only by those specifically seeking to complete 1985 Topps Houston Astros subsets, limiting the pool of potential buyers. Consequently, the outlook suggests stable but low-growth potential, suitable for portfolio diversification rather than aggressive capital appreciation.
