Professional coin grading removes subjectivity from condition assessment and provides authentication that buyers trust. PCGS (Professional Coin Grading Service) and NGC (Numismatic Guaranty Company) dominate the third-party grading market, with both services widely accepted by dealers, collectors, and auction houses. Choosing between them matters less than understanding how grading works and when it makes financial sense.
For coins where grade significantly affects value — particularly pre-1933 U.S. gold coins, key-date rarities, and condition-sensitive type coins — professional certification from either service provides credibility that raw coins cannot match.
What Professional Grading Provides
Third-party grading delivers two distinct benefits that buyers pay for, plus a third structural protection that often gets overlooked.
Authentication confirms the coin is genuine. Counterfeits have become sophisticated enough to fool casual inspection, and the rise of high-quality Chinese-made fakes over the past decade has changed how seriously collectors treat raw coins. A coin in a PCGS or NGC holder has been examined by trained numismatists who verified its authenticity using diagnostics, weight tolerances, and die characteristics. This authentication alone justifies grading costs for valuable pieces, and it is the single most important benefit of certification for first-time buyers of historic coins.
Grade assessment assigns a standardized condition score. Both services use the Sheldon scale, a 1-70 numerical system where 1 represents barely identifiable and 70 represents perfect. This standardization allows buyers and sellers to transact confidently without in-person examination. A coin graded MS-65 by either service meets defined criteria that the market understands, and that consistency is what makes graded coins liquid.
Encapsulation in tamper-evident holders preserves grade and prevents switching. The holder displays the certification number, grade, and coin identification. Verification through online databases confirms the holder is legitimate and matches the coin inside. Both services have refined their holders over the years to add edge views, security features, and harder-to-counterfeit designs.
The Sheldon Scale Explained
Both PCGS and NGC use identical numerical grading standards based on Dr. William Sheldon’s 1949 work on early American copper coins. Understanding the scale helps you interpret grades and evaluate whether grading makes sense for specific coins.
Circulated grades range from 1 to 58:
- AG-3 (About Good): Heavily worn, outline visible
- G-4 to G-6 (Good): Major design elements visible but flat
- VG-8 to VG-10 (Very Good): Design clear with some detail
- F-12 to F-15 (Fine): Moderate wear, all lettering sharp
- VF-20 to VF-35 (Very Fine): Light wear on high points
- EF-40 to EF-45 (Extremely Fine): Slight wear on highest points only
- AU-50 to AU-58 (About Uncirculated): Trace wear, most luster intact
Uncirculated grades range from 60 to 70:
- MS-60 to MS-62: No wear but may have marks, weak strike, or poor luster
- MS-63 to MS-64: Moderate marks, average strike and luster
- MS-65 (Gem): Few marks, good strike and luster
- MS-66 to MS-67: Minimal marks, strong strike and luster
- MS-68 to MS-69: Near perfect with virtually no marks
- MS-70: Perfect, no marks visible under magnification
Proof coins use the same 60-70 scale with a PR or PF prefix. Both services also assign descriptive designations such as DCAM (Deep Cameo) for proofs with strong contrast between frosted devices and mirrored fields, and FBL (Full Bell Lines) or similar strike designations on certain series where strike quality drives value.
Each point on the scale can represent significant value differences. A Morgan Dollar grading MS-64 might sell for $150 while the same date in MS-65 brings $300. At MS-67, the price could exceed $2,000. This leverage — where a single grade point can multiply value — is why accurate, professional grading is essential for any coin where condition matters more than metal content.
PCGS: The Market Leader
PCGS was founded in 1986 and pioneered the concept of third-party grading with standardized, sonically sealed holders. The company grades millions of coins annually and maintains extensive population reports tracking how many coins of each type exist at each grade. These population data are themselves a valuable market resource — collectors use them to identify true condition rarities and avoid overpaying for coins that exist in larger numbers than they realized.
Market perception generally positions PCGS as the premier service for U.S. coins. Auction records frequently show PCGS-graded coins bringing slight premiums over NGC equivalents, particularly for high-grade rarities and key-date material. This “PCGS premium” varies by series and grade level but is real enough that sellers of valuable coins often prefer PCGS holders. For run-of-the-mill bullion-related coins, the premium effectively disappears.
PCGS holders feature a distinctive blue and white color scheme instantly recognizable to collectors. The company’s online verification system allows instant confirmation of certification numbers against the central database.
Pricing runs roughly $20 to $150 per coin depending on value tier and service speed. Economy service for coins under $300 in value costs approximately $22. Higher-value coins require more expensive tiers because grading liability increases with declared value. Express services with faster turnaround cost substantially more, sometimes several hundred dollars per coin for next-day handling.
PCGS TrueView photography provides high-resolution images stored in their database, useful for insurance documentation and resale listings. This service adds cost but creates a permanent visual record that travels with the certification number — a meaningful advantage when selling remotely.
NGC: The Strong Alternative
NGC was founded in 1987 and has grown to grade volumes rivaling PCGS. The company maintains identical grading standards and provides equivalent authentication and encapsulation services. Like PCGS, NGC publishes population reports that collectors use to track condition rarity.
Market perception positions NGC as equal to PCGS for world coins and ancient coins, with a slight discount for certain U.S. series at the highest grades. This perception has narrowed considerably over the years, and many dealers treat the services interchangeably for ordinary material. For common coins and bullion, the distinction is negligible. For ancient coins, paper money (NGC also operates PMG), and modern commemoratives, NGC is often the preferred choice.
NGC holders use a distinctive black and silver color scheme. Their online verification system matches PCGS functionality and includes high-resolution photos for many recent submissions.
Pricing generally runs slightly below PCGS for comparable service levels. Economy submissions start around $18 to $20. The savings per coin are modest, but they compound for collectors submitting multiple pieces over time.
NGC’s holder design has evolved to include edge views and improved tamper resistance. Some collectors prefer NGC’s current holder aesthetics, though this is purely subjective and irrelevant to value.
When Grading Makes Financial Sense
Grading costs money and time. Not every coin benefits from professional certification, and treating grading as a default for every purchase is a fast way to erode returns.
Grade coins when the certification could increase resale value by more than the grading cost. A $50 circulated common-date coin gains nothing from a $25 grading fee. A $500 uncirculated coin that might grade MS-65 rather than MS-64 could gain $200 in value from certification, easily justifying the expense.
Grade coins when authentication matters. Pre-1933 U.S. gold coins, key-date rarities, and any coin worth over $1,000 benefits from authentication even if the grade itself does not dramatically affect value. The counterfeit risk on valuable historic coins makes certification worthwhile insurance, and almost all serious buyers in this market expect to see a PCGS or NGC holder.
Grade coins you plan to sell through auctions or to collectors. Certified coins sell faster and at higher prices in these channels. Dealers buying for melt value care less about certification, but anyone buying for collection or long-term hold typically requires it.
Skip grading for bullion coins you bought for metal content. American Gold Eagles and Silver Eagles purchased as bullion do not benefit from grading unless they are proof issues or potential high-grade specimens. With gold trading near $4,340 per ounce, the cost of grading a $4,400 one-ounce Gold Eagle is wasted if you plan to sell it for gold value. The buyer in a bullion transaction is paying spot plus a small premium and will not pay extra for a graded holder.
Skip grading for common circulated coins with modest values. The grading fee exceeds any value added for most coins worth under $100. There are exceptions — early type coins, certain Mercury Dimes, semi-key Lincoln cents — but these are the kinds of decisions that benefit from a conversation with someone who handles certified material every day.
Grading and Pre-1933 U.S. Gold Coins
The grading question gets simpler for pre-1933 U.S. gold coins, which is where most collectors of historic gold concentrate their holdings. The market for $20 St. Gaudens and $20 Liberty double eagles is overwhelmingly a certified market. The same is true for $10 Liberty and Indian eagles, and to a lesser extent for $5 and $2.50 fractional gold.
In this market, MS-62 has emerged as the standard grade for double eagles bought as a portfolio anchor. At that grade, the coin offers a reasonable balance of premium-to-spot, eye appeal, and population. Lower grades (XF, AU) trade closer to gold value. Higher grades (MS-64, MS-65) carry meaningful numismatic premiums and require more careful selection.
Fractional European pre-1933 coins like British Sovereigns and Swiss 20 Francs are often sold raw or in flips, particularly the more common dates. Grading is available but not standard for portfolio buyers, since these coins are typically purchased for fractional liquidity rather than condition rarity.
If you are considering pre-1933 coins for the first time, the practical takeaway is that you do not need to learn to grade coins yourself. You need to buy through a reputable dealer who handles certified material and stands behind every coin sold. That is one of the structural protections of working with an established firm — the grading work has already been done by both the third-party service and the dealer who selected the coin.
Submitting Coins for Grading
Both services accept submissions directly from collectors or through authorized dealers.
Direct submission requires membership. PCGS and NGC both offer collector memberships starting around $25 to $40 annually that enable direct submissions. Membership benefits include submission privileges, publications, and database access. Higher membership tiers unlock higher value-tier submissions.
Dealer submissions often make more sense for occasional grading needs. Many coin dealers submit coins on behalf of customers, handling paperwork, declared value, and shipping. You pay the grading fees plus a modest service charge, but avoid membership costs and submission complexity. Dealers also help select coins worth grading in the first place — a question that is often more important than the cost of the grading itself.
Turnaround times range from weeks to months depending on service level chosen. Economy services with no guaranteed timeline take longest, particularly during high-volume submission windows. Express services with five-day or faster turnaround cost significantly more.
Shipping to grading services requires insurance and careful packaging. Both companies provide submission instructions and recommend specific shipping methods. Registered mail through USPS remains the standard for high-value submissions because of its chain-of-custody documentation.
Crossover, Regrade, and Resubmission
Three procedures occasionally come up that collectors should understand.
Crossover is when you ask one service to regrade a coin already in the other service’s holder, typically because you want a uniform set or believe the coin will receive the same grade. PCGS will crossover coins from NGC and vice versa, with conditions about minimum acceptable grade.
Regrade is when you crack a coin out of its current holder and resubmit it to the same service hoping for a higher grade. This works occasionally — grading involves human judgment with inherent variability — but grades can also come back lower. Regrade is a gamble best reserved for coins where a one-grade improvement would yield a return that materially exceeds the cost and risk.
Resubmission to the other service after a disappointing grade is a common but often unproductive exercise. Both services have generally consistent standards for ordinary material. Where they sometimes diverge is at the very high end of certain U.S. series, where a fraction of a grade point can be worth thousands of dollars and small differences in interpretation matter.
Why This Matters for Buyers
Most readers of this article will never submit a coin for grading. They will buy already-certified coins, and the practical question is how to use grading information to buy intelligently.
A few principles. Verify every certification number against the issuing service’s database before completing a high-value purchase. Check the holder for tampering, unusual seams, or font irregularities — counterfeit holders exist and have improved over time. Use population data to understand whether a coin is truly scarce at its assigned grade or whether thousands of similar examples exist. And lean on a dealer who has been buying and selling the specific series long enough to know which grades represent real value and which represent overgrading by previous standards.
The certification is a starting point, not an ending one. The coin still has to look right for the grade, and the price still has to make sense relative to today’s market and the long-term trajectory of the series.
Frequently Asked Questions
Is PCGS or NGC better? Neither is definitively better. PCGS commands slight premiums for certain U.S. coin series at high grades. NGC is often preferred for world coins, ancients, and paper money. For most collectors buying pre-1933 U.S. gold or common-date type coins, either service provides equivalent authentication and market acceptance.
How much does coin grading cost? Basic grading starts around $18 to $25 per coin for economy service on lower-value pieces. Higher-value coins requiring more expert evaluation cost $40 to $150 or more. Express services add significant premiums for faster turnaround. Bulk submission rates are lower than single-coin rates, which is why dealer submissions can be cost-effective.
Is it worth getting coins graded? It depends on the coin’s value and your intentions. Grading makes sense when certification adds value exceeding the cost, when authentication matters for expensive coins, or when selling to collectors or at auction. It makes less sense for bullion, common circulated coins, or pieces you plan to hold indefinitely without resale.
Can graded coins be resubmitted for a higher grade? Yes. Collectors sometimes crack coins from holders and resubmit hoping for higher grades. This works occasionally since grading involves human judgment with inherent variability. However, grades can also come back lower. Resubmission is a calculated bet best reserved for coins where a one-grade improvement materially changes value.
Do grading services guarantee authenticity? Both PCGS and NGC guarantee the authenticity of coins they certify. If a certified coin proves counterfeit, the services will buy it back at the graded value. This guarantee provides meaningful protection for buyers, and it is one of the strongest practical reasons to buy certified rather than raw.
How do I verify a graded coin is legitimate? Enter the certification number on the PCGS or NGC website. The database shows the coin’s description, grade, and often images. Compare the holder and coin to the database record. Counterfeit holders exist, so verification is essential when buying certified coins from unfamiliar sellers.
Speak With a USAGOLD Specialist
Grading is one piece of a larger conversation about building a precious metals portfolio that fits your goals. Whether you are looking at a first pre-1933 double eagle, adding to an existing holding, or evaluating a coin you already own, our team can help.
USAGOLD has been a family-owned precious metals firm since 1973, with an A+ BBB rating and a 50-year track record of helping clients navigate the historic coin market. We carry pre-1933 U.S. gold coins, fractional European gold, and modern bullion, all backed by our reputation and standards. Today’s live gold price and our daily commentary are available on the site, and a USAGOLD precious metals professional is available at 1-800-869-5115 to help you decide whether grading, certification, or a particular coin is right for your situation.
