Browse Top Mariners Graded Sports Cards to Collect

All Listings (200) || Avg Price: $343.13
High $1025 || Low $100.00

All Auctions (25) || Avg Price: $275.32
Avg Bid Count: 10.88
Avg $ Per Bid: $25.31

1 Day Auctions

Mariners Graded sports cards have 12 auctions ending over the next day with an average bid count of 14.08 and an average of $18 per bid. The average current price per auction is $255. That is a difference of 7.66% in sports card value versus the list's overall average auction price of $275.32.

3 Day Auctions

Mariners Graded has a total of 15 sports cards auctions ending over the next 3 days with an average current price of $284. That is a difference of -3.10% in sports card value versus the list's overall average auction price of $275.32. The average bid count per auction is 6.33 with an average of $49 per bid.

Find Best Mariners Graded Cards to Collect

1989 MARINERS Ken Griffey Jr signed ROOKIE card Topps #41T PSA 8 AUTO 10 RC

Price: 349.00

Feedback: 100.0% (48637)
📊 👍Ken Griffey Jr

PSA 9 1987 Bellingham Mariners Ken Griffey Jr Rookie Card 15 Mint Team Issue Jr.

Price: 239.99

Feedback: 100.0% (9205)
📊 👍Ken Griffey Jr

2023 Topps X Bob Ross Julio Rodriguez Easel PSA 10

Price: 200.00

Feedback: 100.0% (450)
📊 👍Julio Rodriguez

JULIO RODRIGUEZ 2021 Bowman Chrome Sapphire Prospects PSA 10 Gem Mint (POP 5)/50

Price: 200.00

Feedback: 100.0% (250)
📊 👍Julio Rodriguez

1989 TOPPS TRADED #41T KEN GRIFFEY JR. RC MARINERS HOF PSA 10

Price: 125.44

Feedback: 99.9% (526001)
📊 👍Ken Griffey Jr

2025 Baseball Card Bio | Ronald Acuna Jr

Ronald Acuna Jr Did You Know?

☆ Ronald Acuna Jr has played 6 seasons for the Braves
☆ Ronald Acuna Jr has a .292 batting average, 767 hits, 161 home runs, 402 RBIs and 543 runs scored
☆ Ronald Acuna Jr played 3 games in All-Star Games in his career
☆ Ronald Acuna Jr has won the Rookie of the Year award and 2 Silver Slugger awards

Sports Card News

Hot 2025 Rookie Card Trends Now

Spring Training 2025 is influencing more than just roster decisions—it’s significantly shaping rookie card trends in the baseball card market. Here’s a detailed look at key developments impacting rookie and prospect cards this year: Immediate Impact of Spring Performance Spring training performances are causing swift and noticeable fluctuations in card values. Prospects who deliver standout […]

The post Hot 2025 Rookie Card Trends Now first appeared on Baseball Trading Cards.

Spring Breakout Prospects Hot Now

Spring Training 2025 is here, and baseball card collectors are already swinging for the fences! The “Spring Breakout” showcase has quickly become MLB’s hottest ticket, giving fans an exciting early glimpse at the game’s rising stars. This special series puts baseball’s brightest minor-league talents front and center, making them instant household names—and instantly collectible! Second […]

The post Spring Breakout Prospects Hot Now first appeared on Baseball Trading Cards.

The Sentimental Value of Vintage Topps Baseball Cards

For many collectors, vintage Topps baseball cards from the 1950s and 1960s serve as much more than just collectibles. They represent treasured portals! Reminders of a bygone era, a tangible link to the golden age of America’s pastime. These pieces of cardboard, adorned with iconic images of baseball legends, evoke memories that go far beyond […]

The post The Sentimental Value of Vintage Topps Baseball Cards first appeared on Baseball Trading Cards.

1973 Topps Baseball Set Review and Market Trends

1973 Topps Baseball Set: A Review and Market Trends The 1973 Topps Baseball set is a noteworthy release that, in terms of both the players included and the era’s design elements, depicts a Major League Baseball in transition. This set stands out for its large size. It offers a rich selection of stars, and the […]

The post 1973 Topps Baseball Set Review and Market Trends first appeared on Baseball Trading Cards.

1974 Topps Baseball Set: A Review and Trends

1974 Topps Baseball: A Significant Release The 1974 Topps Baseball set is a significant release in the world of sports card collecting. The set marks the end of an era and the beginning of new trends. This set is notable for its design, player selection, and the fact that it was the first Topps set […]

The post 1974 Topps Baseball Set: A Review and Trends first appeared on Baseball Trading Cards.

Jarren Duran | Best Baseball Cards to Collect

Top 5 Jarren Duran Cards to Buy Now Jarren Duran, the Boston Red Sox outfielder, has quickly become a fan favorite with his impressive speed, solid defense, and developing power at the plate. Winning MVP of the 20924 All-Star game has propelled into the Major League Baseball limelight! Accordingly, his rookie cards are becoming highly […]

The post Jarren Duran | Best Baseball Cards to Collect first appeared on Baseball Trading Cards.

Assessing Negro League PSA Population Baseball Card Counts

Exploring PSA Pop Counts for Negro League Baseball Cards Graded Negro League PSA baseball cards hold a special place in the history of sports card collecting. They capture and preserve the rich legacy of a league that was pivotal in shaping the sport. These cards are valuable for their scarcity. They also offer historical significance, […]

The post Assessing Negro League PSA Population Baseball Card Counts first appeared on Baseball Trading Cards.

1952 Bowman Baseball Card Set: An Immortal Masterpiece

The 1952 Bowman Baseball card set is a celebrated gem in the history of sports card collecting. Known for its artistic design and rich selection of players, this set captures a significant era in baseball history. Here’s an in-depth look at what makes the 1952 Bowman set a timeless classic and a cherished collectible. Design […]

The post 1952 Bowman Baseball Card Set: An Immortal Masterpiece first appeared on Baseball Trading Cards.

1971 Topps Baseball, A Bold Step in Card Design

The 1971 Topps Baseball card set is a distinctive and iconic collection that continues to captivate collectors and baseball enthusiasts. Known for its unique design and challenging condition sensitivity, the 1971 set holds a special place in the world of sports card collecting. Here’s a detailed look at what makes the 1971 Topps set a […]

The post 1971 Topps Baseball, A Bold Step in Card Design first appeared on Baseball Trading Cards.

Rare Willie Mays Baseball Cards: Treasures of the Hobby

Willie Mays, often hailed as one of the greatest baseball players of all time, has left an indelible mark on the sport and the world of sports card collecting. His dynamic career, spanning from 1951 to 1973, has produced some of the most coveted and rare baseball cards. Collectors seek out Mays cards not just […]

The post Rare Willie Mays Baseball Cards: Treasures of the Hobby first appeared on Baseball Trading Cards.

Summary of PSA Population Counts for 1952 Topps Baseball

The 1952 Topps Baseball set is one of the most iconic and sought-after sets in the history of sports card collecting. Its historical significance and the star-studded checklist make it a centerpiece for many collectors. Professional Sports Authenticator (PSA) population counts provide insight into the rarity and condition distribution of these cards. Here’s a summary […]

The post Summary of PSA Population Counts for 1952 Topps Baseball first appeared on Baseball Trading Cards.

A Rare Gem: 1955 Bowman Baseball PSA POP Review

The year 1955 marked a significant chapter in baseball card collecting history with the release of the 1955 Bowman Baseball set. Decades later, these cards continue to capture the imagination of collectors. The cardboard antiquity offers a window into a golden era of the sport. Among the factors that contribute to the allure of these […]

The post A Rare Gem: 1955 Bowman Baseball PSA POP Review first appeared on Baseball Trading Cards.

Mariners Graded
Sports Card Auction Price Analysis

12 Mariners Graded Auctions < 1 Day Left

- Avg Price: 255.12 || Avg Bids: 14.08

3 Mariners Graded Auctions 2 to 3 Day Left

- Avg Price: 311.96 || Avg Bids: 6.33

10 Mariners Graded Auctions 4 to 6 Day Left

- Avg Price: 288.57 || Avg Bids: 8.4

0 Mariners Graded Auctions 7 or More Day Left

- Avg Price: 0 || Avg Bids: 0

[ Click For Recent Mariners Graded eBay Sales Comps ]
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Mariners Graded

The Sports Card App Quickly Targets Underpriced Card Deals Using Real-Time List Rankings & Analysis.

Ends In Less Than 24 Hours IconBTC Star Buy Rating: The BTC star rating algorithm considers multiple criteria including price percent change (compared to the average price of the overall list), average dollars per bid, bid rating score, and power ranking numbers. BTC Star Rated cards are prospective buy opportunities.

Sports Card Analysis: The higher the Bid Rating (BR) or List Ranking (LR) number - the hotter the card is or more valuable.

Bid Rating Number: The Bid Rating (BR) score system measures bid count behavior activity for an item and analyzes it against all other auction items listed. Simply speaking any BTC Bid Rating above 1.0 illustrates robust or better than average bidding activity.

Active Bidding IconActive Bid Icon: Active user bidding with above average bid engagement. The higher the bid rating the hotter the card.

Power Ranking Number: The Power Ranking (PR) rating system analyzes each card (or card product) against the queried list’s average cost per card. A Power Ranking (PR) number is assigned to each card. The higher the number the more valuable the card.

Digest Summary Information: Seven day price and bid trend info and charts. View pricing, average price, total listings, bid counts, bid averages, and average dollars per bid info.

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