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.
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Coin app comparisons, identification tips, and collecting guides.
Coin value guides
13 articles1942 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.
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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.
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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.
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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.
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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.
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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.
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1900 Silver Dollar Value: Mint Marks, Grades & O/CC Varieties
Check 1900 silver dollar value by mint mark and grade. Compare no-mint-mark, O, S and O/CC Morgan dollars, silver content and documented sales.
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Gold Dollar Coin Value: Gold-Colored $1 vs. Real Gold
Check gold dollar coin value: distinguish Sacagawea and Presidential dollars from real gold, compare grade-specific values and verify rare varieties.
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1941 Nickel Value: Mint Marks, Grades and Varieties
Check 1941 nickel value by mint mark and grade. Compare no-mint-mark, D and S issues, Full Steps, varieties and documented auction results.
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Coin Appraisal: From AI Identification to Expert Evaluation
Learn what a coin appraisal includes, compare fee examples, and choose AI identification, online expert review or physical authentication for your coin.
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Expert AppraisalWhat Makes a Coin Valuable to Collectors?
Learn what makes a coin valuable to collectors: rarity, demand, condition, mint errors, metal content, history and provenance, with sources and examples.
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1921 Silver Dollar Value: Morgan and Peace Dollars Explained
Explore 1921 silver dollar value by design, mint mark and condition. Compare dated references and a documented HeriBase Morgan dollar example.
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