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PCGS May-June 2024 Pre-33 Gold Surprise Special.

PCGS Announces Pre-1933 Gold Coin Encapsulation Special

Professional Coin Grading Service (PCGS) is running a surprise discount on the encapsulation of some of the most popular pre-1933 United States gold coins....
Three Choice Proofs, graded PR63 by PCGS and CACG. Image: David Lawrence Rare Coins / CoinWeek.

Choice Proof – A Coin That’s Not Quite Gem

By Charles Morgan and Hubert Walker for CoinWeek Notes .....   (adj.) Choice Proof is a term used to describe an unimpaired Proof coin that is not...
Sheldon Scale. Image: Adobe Stock / CoinWeek.

The Sheldon Scale – How Coins Are Graded

By Charles Morgan and Hubert Walker for CoinWeek Notes ..... The Sheldon Scale (or Sheldon Grading Scale) is a 70-point numerical grading system for evaluating...
Three coins in PCGS rattler holders. Image: Stack's Bowers / CoinWeek.

Rattler PCGS Coin Holder – A Beloved Early Slab

(n.) Slang. A rattler is an early-generation PCGS coin holder or "slab". It is so-called because coins tend to rattle inside them and sometimes rotate in...
Certification Numbers from CACG, NGC, and PCGS.

Certification Number – How to Verify Graded Coins

By Charles Morgan and Hubert Walker for CoinWeek Notes ..... (n.) A certification number is a unique identifier printed on a coin's label on coins encapsulated by a third-party grading company, which...
December 2023 CAC Coins bring premiums.

CAC Grading Launches CAC Registry

CAC Grading CEO and Co-founder John Albanese announces the launch of the CAC Registry. “This is a long-anticipated release and gives our coins a home,”...
ANACS coin certification throughout the years. Image: GreatCollections / CoinWeek.

ANACS – The ANA Years

By Charles Morgan and Hubert Walker for CoinWeek Notes .....   The oldest third-party coin grading service, ANACS, was founded in 1972 by the American Numismatic Association (ANA). Originally, ANACS was an acronym...
December 2023 CAC Coins bring premiums.

CAC Grading Announces CAC Grading Club – Direct Submissions for Members

By CAC Grading ......   John Albanese, CEO and Co-founder of CAC Grading (CAC) announces the opening of the CAC Grading Club (the “Club”) and a...
1831 Capped Bust Quarter. Image: Stack's Bowers / CoinWeek.

AU58 : A Grade Just Shy of Being Mint State

By Charles Morgan and Hubert Walker for CoinWeek Notes .....   Also known as "About Uncirculated 58", or sometimes referred to as "Borderline BU," AU58 is a coin grade within the Sheldon...
PR70 coins from CAC, NGC, and PCGS. Image: CoinWeek / BullionShark.

PR70 : The “Perfect” Proof Grade

PR70, PF70, or Proof 70, is the highest possible grade that a Proof coin can earn and as such is the highest Proof grade...
Red and black Paramount holders. The red holder contains an 1896 Morgan dollar from the Redfield Hoard graded MS-65. The coin on the left is a 1935 Peace graded MS-65+. Image: Heritage Auctions.

Paramount Holder – First Graded Slab for Silver Dollars

(n.) A Paramount holder is a small plastic holder that encased silver dollars from the Redfield Hoard. The holders came in three configurations: red, blue, and...
Certified coins graded MS70. Image: Heritage Auctions / Bullion Shark / CoinWeek.

MS70 : The Controversial “Perfect” Grade*

MS70 is also known as Perfect Mint State, or uncirculated perfect. Defining MS70 as a grade proved controversial for the American Numismatic Association (ANA). After...
An assortment of coins graded "Good" by CACG. Image: David Lawrence Rare Coins.

Good – A Grade in the Sheldon Coin Grading Scale

Abbreviated G, or G-04 and G-06, Good is the fourth ascending grade in the Sheldon Scale initially created by large cent specialist Dr. William...
MyCollect announces Guess the Grade. An interactive photo grading game.

MyCollect Launches “Guess the Grade” Game for Coin Collectors

MyCollect.com has announced the official launch of Guess the Grade™, an online interactive game where members can grade coins online and compete with other...
PQ has multiple meanings in the numismatic marketplace. Image: CoinWeek

PQ – What Does it Mean to Coin and Paper Money Collectors?

PQ is an acronym for “Premium Quality”, meaning a coin that is strong for the grade (in other words, a coin with premium eye...

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