Price HistoryOver the last 30 days, stored prices ranged from $1.40 to $1.40 across 2 capture days. Change between Aug 29, 2026 and Sep 12, 2026: 0%. Compares the same source, grade and signed status. Capture days are not completed-sale counts.
BGS 10Guide grade mapping; not verified grader-specific sales
$1.00
Unknown
Guide Estimate
Based on Aggregated Price Guide
Source Observation Date Unavailable
Price HistoryOver the last 30 days, stored prices ranged from $1.00 to $1.00 across 2 capture days. Change between Aug 29, 2026 and Sep 12, 2026: 0%. Compares the same source, grade and signed status. Capture days are not completed-sale counts.
CGC 10Guide grade mapping; not verified grader-specific sales
$1.00
Unknown
Guide Estimate
Based on Aggregated Price Guide
Source Observation Date Unavailable
Price HistoryOver the last 30 days, stored prices ranged from $1.00 to $1.00 across 2 capture days. Change between Aug 29, 2026 and Sep 12, 2026: 0%. Compares the same source, grade and signed status. Capture days are not completed-sale counts.
PSA 10Guide grade mapping; not verified grader-specific sales
$0.99
Unknown
Guide Estimate
Based on Aggregated Price Guide
Source Observation Date Unavailable
Price HistoryOver the last 30 days, stored prices ranged from $0.99 to $0.99 across 2 capture days. Change between Aug 29, 2026 and Sep 12, 2026: 0%. Compares the same source, grade and signed status. Capture days are not completed-sale counts.
SGC 10Guide grade mapping; not verified grader-specific sales
$1.00
Unknown
Guide Estimate
Based on Aggregated Price Guide
Source Observation Date Unavailable
Price HistoryOver the last 30 days, stored prices ranged from $1.00 to $1.00 across 2 capture days. Change between Aug 29, 2026 and Sep 12, 2026: 0%. Compares the same source, grade and signed status. Capture days are not completed-sale counts.
Raw / Ungraded
$1.40
Comps
8
Source
Asking Prices
Based on eBay Active Listings
Price Date
Source Observation Date Unavailable
Price HistoryOver the last 30 days, stored prices ranged from $1.40 to $1.40 across 2 capture days. Change between Aug 29, 2026 and Sep 12, 2026: 0%. Compares the same source, grade and signed status. Capture days are not completed-sale counts.
BGS 10Guide grade mapping; not verified grader-specific sales
$1.00
Comps
Unknown
Source
Guide Estimate
Based on Aggregated Price Guide
Price Date
Source Observation Date Unavailable
Price HistoryOver the last 30 days, stored prices ranged from $1.00 to $1.00 across 2 capture days. Change between Aug 29, 2026 and Sep 12, 2026: 0%. Compares the same source, grade and signed status. Capture days are not completed-sale counts.
CGC 10Guide grade mapping; not verified grader-specific sales
$1.00
Comps
Unknown
Source
Guide Estimate
Based on Aggregated Price Guide
Price Date
Source Observation Date Unavailable
Price HistoryOver the last 30 days, stored prices ranged from $1.00 to $1.00 across 2 capture days. Change between Aug 29, 2026 and Sep 12, 2026: 0%. Compares the same source, grade and signed status. Capture days are not completed-sale counts.
PSA 10Guide grade mapping; not verified grader-specific sales
$0.99
Comps
Unknown
Source
Guide Estimate
Based on Aggregated Price Guide
Price Date
Source Observation Date Unavailable
Price HistoryOver the last 30 days, stored prices ranged from $0.99 to $0.99 across 2 capture days. Change between Aug 29, 2026 and Sep 12, 2026: 0%. Compares the same source, grade and signed status. Capture days are not completed-sale counts.
SGC 10Guide grade mapping; not verified grader-specific sales
$1.00
Comps
Unknown
Source
Guide Estimate
Based on Aggregated Price Guide
Price Date
Source Observation Date Unavailable
Price HistoryOver the last 30 days, stored prices ranged from $1.00 to $1.00 across 2 capture days. Change between Aug 29, 2026 and Sep 12, 2026: 0%. Compares the same source, grade and signed status. Capture days are not completed-sale counts.
Price History
Loading price history
Product Overview
Description
The 2015 Topps Heritage High Number series is a distinctive release designed for advanced collectors who seek cards that fall outside the standard base set numbering. Card #597 features Justin Masterson, capturing his tenure with the Boston Red Sox during the 2015 MLB season. This product appeals to specialists who enjoy the challenge of hunting for high-numbered inserts and parallels that often feature unique designs or foil treatments not found in the main run.
Collectors of Boston Red Sox memorabilia often target this release to add depth to their team collections. High-numbered cards like Masterson's #597 provide a unique angle for set builders who want to own the complete checklist. The Heritage brand is renowned for its throwback aesthetic, and this high-number slot offers a distinct place for players who were active during that specific year but did not receive a base card or lower-numbered spotlight.
Whether you are a fan of the Red Sox or a dedicated collector of 2015 baseball cards, this product connects you with sellers offering various conditions of this card. The 2015 Topps Heritage High Number set is a popular choice for those looking to round out their year collection with every player who appeared in the majors that season. Justin Masterson's presence in this series makes it a valuable addition for those tracking the team's roster changes and player movements during that era. Explore the available options to find the perfect copy for your portfolio.
Last Listing Activity
3 days ago
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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0 collectors have this card
SuperCatch Expert Analysis
Market Value Insight
This 2015 Topps Heritage High Number card of Justin Masterson sits in a lower price tier, reflecting its status as a mainstream issue from a player who was not a primary marquee attraction for the Boston Red Sox during that era. The card likely trades below market for key rookies or parallel varieties within the same Heritage High Number set, as it lacks the scarcity modifiers that typically drive premium valuations. Its current positioning suggests it is accessible to casual collectors rather than serving as a core investment piece for serious portfolio builders.
Rarity Breakdown
The card is identified as a base or standard issue within the Heritage High Number series, meaning it does not carry the supply constraints of serial-numbered parallels, short prints, or one-of-one variants. Without specific scarcity attributes like limited edition numbering or special foil treatments, the supply is effectively unlimited relative to the collector base, which dilutes any potential rarity premium. This lack of distinguishing physical features ensures it remains a common item within the broader product type.
Investment Outlook
As a non-rookie card from a mid-tier player, this item offers limited upside for capital appreciation, relying primarily on nostalgia or specific set-building demand rather than intrinsic scarcity. The Heritage brand carries historical weight, but the High Number designation typically appeals to niche completists rather than the broader market seeking high-growth assets. Collectors may hold this for personal preference or to complete a full set, but it does not exhibit the demand drivers necessary for significant value growth.
