Rarity Ratings Scale

Discussion in 'Coin Chat' started by Bonedigger, Dec 13, 2005.

  1. Bonedigger

    Bonedigger New Member

    We've all heard of Rarity Ratings on coins and found this scale. I was wondering if it was accurate in it's estimates.

    Bone

    R-1 (Common) = 1,000+ known
    R-2 (Slightly Uncommon) = 500-1,000 known
    R-3 (Scarce) = 201-500 known
    R-4 (Very Scarce) = 81-200 known
    R-5 (Rare) = 31-80 known
    R-6 (Very Rare) = 13-30 known
    R-7 (Extremely Rare) = 4-12 known
    R-8 (Unique or nearly so) = 1-3 known
     
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  3. rick

    rick Coin Collector

    Different resources use different scales, so it depends on who you are referencing.
     
  4. Speedy

    Speedy Researching Coins Supporter

    I would like to know for sure...
    I have a R2 and a R8 coin....that are maked as such....or listed in books as such...
    here are the lists I have...

    R1--1 know
    R2--2
    R3--3
    R4--4-6
    R5--7-9
    R6--10-15
    R7--16-24
    R8--25-37
    R9--38-57
    R10--58-87
    R11--88-132
    R12--133-199
    R13--200-300
    R14--301-451

    and so on....

    I also have a URS
    URS0-0 known
    URS1-1 known
    URS2-2 known
    URS3-3-4 known
    URS4-5-8 known
    URS5-9-16 known
    URS6-17-32
    URS7-33-64
    URS8-65-125
    URS9-126-250
    URS10-251-500
    URS11-501-1000

    and so on....

    Speedy
     
  5. GDJMSP

    GDJMSP Numismatist Moderator

    There are lots of rarity scales, and some only apply to certain coins. Here are a few -

    Fuld rarity scale for token coins:
    GEORGE FULD RARITY SCALE FOR TOKEN COINS
    RARITY ESTIMATED NUMBER IN EXISTENCE
    R - 1 Greater than 5000 (Relatively Common)
    R - 2 2001 to 5000
    R - 3 501 to 2000
    R - 4 201 to 500
    R - 5 76 to 200
    R - 6 21 to 75
    R - 7 11 to 20
    R - 8 5 to 10
    R - 9 2 to 4
    R - 10 1 Only





    The Sheldon Scale
    R-1 Common
    R-2 Not So Common
    R-3 Scarce
    R-4 Very Scarce (population est at 76-200)
    R-5 Rare (31-75)
    R-6 Very Rare (13-30)
    R-7 Extremely rare (4-12)
    R-8 Unique or Nearly So (1,2 or 3)


    The Universal Rarity Scale by Q. David Bowers
    URS-0 None known
    URS-1 1 known, unique
    URS-2 2 known
    URS-3 3 or 4 known
    URS-4 5 to 8 known
    URS-5 9 to 16 known
    URS-6 17 to 32 known
    URS-7 33 to 64 known
    URS-8 65 to 125 known
    URS-9 126 to 250 known
    URS-10 251 to 500 known

    URS-11 501 to 1,000 known
    URS-12 1,001 to 2,000 known
    URS-13 2,001 to 4,000 known
    URS-14 4,001 to 8,000 known
    URS-15 8,001 to 16,000 known
    URS-16 16,001 to 32,000 known
    URS-17 32,001 to 65,000 known
    URS-18 65,001 to 125,000 known
    URS-19 125,001 to 250,000 known
    URS-20 250,001 to 500,000 known




    From the degrees of Rarity as defined in Scholten in Coins of the Dutch Overseas Territories
    Scholten Description
    C Common
    N Normal
    S Scarce
    R Rare
    RR Very Rare
    RRR Extremely Rare
    RRRR Of the utmost rarity


    Michael Marsh in his book The Gold Sovereign expands the last rarity.
    Marsh Description
    R4 15 to 25 examples known
    R5 9 to 14 examples known
    R6 4 to 8 examples known
    R7 Highest rarity known


    Andrew Pollock in his book US Patterns uses the rarity as,
    Marsh Description
    R1 over 1250 examples known
    R2 500 to 1250 examples known
    R3 201 to 500 examples known
    R4 76 to 200 examples known
    R5 31 to 75 examples known
    R6 13 to 30 examples known
    R7 4 to 12 Highest rarity known
    R8 2 or 3 examples known

    English Rarity Scale - from The English Silver Coinage from 1649 by Seaby & Rayner.

    R7 - only 1 or 2 examples known
    R6 - 3 - 4
    R5 - 5 - 10
    R4 - 11 - 20
    R3 - Extremely Rare
    R2 - Very Rare
    R - Rare
    S - Scarce
    N - Normal, neither scarce nor common
    C - Common
    C2 - Very Common
    C3 - Extremely Common


    As for accuracy, it depends on when the scale was devised for one thing. Some rarity scales are quite old, and in the time since they were made more examples may have been discovered. And in all cases, the scales are based on the opinions of the authors - so they may not be statements of absolute fact. But as a general rule - yeah they're fairly accurate.
     
  6. Bonedigger

    Bonedigger New Member

    Thanks for the input and the useful scales :)

    Bone
     
  7. bzcollektor

    bzcollektor SSDC Life Member

    I am familiar with the Sheldon Scale for rarity. Hmmmmmm, where else have I heard of a Sheldon Scale.......????? LOLOLOL
     
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