Coin Grade Value Calculator

Estimate a coin's market value based on Sheldon scale grade, mintage rarity, key date status, and variety premiums.

Catalog value at MS-60 ($)

Sheldon grade (1-70)

Mintage (thousands)

Key date (0=No, 1=Yes)

Original surfaces (0=No, 1=Yes)

Variety (0=Normal, 1=Minor, 2=Major)

Tab to move between fields

Estimated retail value ($)

$110.00

≈ 7 movie tickets

Grade multiplier1

Dealer buy price ($)$77.00

Insurance value ($)$126.50

Rarity factor1.1

Grade LabelMS (Mint State, Choice)

How to Use This Calculator

Enter the catalog value at MS-60 (from NGC Price Guide, Greysheet, or PCGS).
Set Sheldon grade (1–70), mintage in thousands, and key date status.
Indicate original surfaces and variety type.
Review Estimated Retail Value, Grade Multiplier, Dealer Buy Price, and Insurance Value.

How the result changes with Sheldon grade (1-70)

Catalog value at MS-60 ($): Published catalog (guide) value for the coin in MS-60 condition.
Sheldon grade (1-70): Sheldon numerical grade from 1 (Poor) to 70 (Perfect).
Mintage (thousands): Total mintage in thousands (e.g., 500 = 500,000 coins).
Key date (0=No, 1=Yes): 1 if this is a historically significant key date, 0 otherwise.
Original surfaces (0=No, 1=Yes): 1 if coin has original uncleaned surfaces, 0 if cleaned/damaged.
Variety (0=Normal, 1=Minor, 2=Major): 0=Normal, 1=Minor variety, 2=Major variety (e.g., doubled die).

Estimated retail value ($): Estimated retail market value based on grade, rarity, and premiums.
Grade multiplier: How many times the MS-60 base value this grade commands.
Dealer buy price ($): Approximate price a dealer would pay (~70% of retail).
Insurance value ($): Recommended insurance replacement value (~115% of retail).
Rarity factor: Multiplier applied due to mintage scarcity.

Identify Input Parameters
4 parameters
Catalog value at MS-60 ($) = 100, Sheldon grade (1-70) = 60, Mintage (thousands) = 1000, Key date (0=No, 1=Yes) = 0 = 6 input(s) provided
Calculate Estimated retail value
Estimated retail value = catalogValueMs60 * gradeMultiplier * rarityFactor
110 = $110
Calculate Grade multiplier
Grade multiplier
1 = 1
Calculate Dealer buy price
Dealer buy price = estimatedValue * 0.70
77 = $77