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HeriBase Blog
Fresh perspectives for a collection that keeps growing.
Coin value guides
46 articlesCoin value guides
1964 Quarter Value: Silver Content, Mint Marks and Proofs
Check 1964 quarter value with dated guide prices and a silver-content formula. Identify no-mint-mark and D issues, distinguish Proofs, and compare real coin photos.
Coin value guides
2009 Penny: Four Designs, Lincoln’s Story and Value
Identify the four 2009 penny designs with real coin photos. Compare regular cents, satin-finish coins and Proofs, and learn when collector premiums apply.
Coin value guides
1967 Quarter Value: No Mint Mark, SMS and Collector Premiums
Most worn 1967 quarters are worth 25 cents. Compare regular strikes and Special Mint Set coins, dated grade values, real photos and the meaning of no mint mark.
Coin value guides
Sacagawea Dollar: Value, Mint Marks and the Coin’s Story
Identify Sacagawea dollars by date, mint mark and reverse. Compare dated values, learn the coin’s story, and distinguish ordinary dollars from special issues.
Coin value guides
Kennedy Half Dollar Value: Silver Years, Mint Marks and Key Issues
Check Kennedy half dollar value by silver era, mint and finish. Separate ordinary clad halves from silver coins, Proofs and key collector issues.
Coin value guides
Morgan Silver Dollar: Mint Marks, Key Dates and Series Value
Explore Morgan silver dollars from 1878–1904 and 1921. Identify mint marks, compare dated guide examples, learn the coin’s history and separate modern issues.
Coin value guides
2023 Quarters: The Five Designs, Their Stories and Value
Identify the woman on your 2023 quarter, including Jovita Idar. Compare all five designs, their stories, mint marks and the right value category.
Coin value guides
Indian Head Penny: Value, Key Dates and Mint Marks
Identify Indian Head pennies from 1859–1909. Compare dated values, key dates, mint marks and real coin photos, and discover the story behind the design.
Coin value guides
Susan B. Anthony Dollar: Value, Mint Marks and Key Varieties
Identify Susan B. Anthony dollars by year, mint mark and finish. Compare real Wide Rim and Proof photos, dated guide values and the story behind the coin.
Coin value guides
1964 Kennedy Half Dollar Value: Silver, Mint Marks and Proofs
Check 1964 Kennedy half dollar values by grade, silver content and mint mark. Compare real coin photos and distinguish ordinary strikes, Proofs and Accented Hair.
Coin value guides
1922 Silver Dollar Value: Mint Marks, Grades and Peace Dollar Details
Compare 1922 Peace silver dollar values by mint and grade. See real coin photos, locate the mint mark and learn the story behind the design.
Coin value guides
1965 Quarter Value: No Mint Mark, SMS and Silver Errors
Check the value of a 1965 Washington quarter, understand normal no-mint-mark coins, and distinguish clad circulation issues, Special Mint Set pieces and silver errors.
Coin value guides
1943 Steel Penny Value: Mint Marks, Condition and Copper Look-Alikes
Check 1943 steel penny value by mint mark, condition and surface. Understand iron pennies, ordinary steel cents and copper-colored look-alikes.
Coin value guides
50 Cent Coin Value: Identify and Price U.S. Half Dollars
Identify your U.S. half dollar by design, date and mint mark. Compare silver content, grade prices and actual sales, with a HeriBase walkthrough.
Coin value guides
1942 Penny Value: Mint Marks, Color & Varieties
Check 1942 wheat penny values by mint, grade and copper color. Compare regular strikes, proofs and varieties with dated guide prices and recorded sales.
Coin value guides
1879 Silver Dollar Value: Mint Marks, Grades & Rare Varieties
Check 1879 Morgan silver dollar values by mint and grade. Compare CC and S varieties, real coin photos, dated guide prices and documented auction sales.
Coin value guides
National Park Quarters: How to Identify Your Coin and Check Its Value
Identify America the Beautiful quarters by design, date and mint mark. Compare W issues, collector finishes and a documented sale, then check your coin with HeriBase.
Coin value guides
Penny Value Checker Guide: How to Identify and Value Your U.S. Penny
Check U.S. penny values by date, mint mark, variety and condition. Explore seven Lincoln cent cases, documented sales and a practical HeriBase identification workflow.
Coin value guides
How to Tell If a Coin Has Been Cleaned: Signs, Photos & Buying Advice
Spot possible coin-cleaning damage with PCGS and NGC photo examples. Compare hairlines, die-polish lines and contact marks, and understand Details grades and value.
Coin value guides
Coin Grading Scale: Why Similar Coins Sell for Different Prices
Learn the PCGS coin grading scale from PO1 to MS70, compare wear and surface details, and see how grades and designations affect real auction prices.
