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Updated October 15, 2026

Scan both sides of a coin and Auctori names its die variety, with a grade signal and recent auction comps. Tap a series to see every variety it covers.

Identified to the die variety now

Scan one of these and Auctori names its die variety, with a grade signal and recent comps.

New Jersey coppersMaris numbersIdentifies 145 of 150 known varieties. The other 5 are too rare for us to have photos yet.

Maris numbers - Edward Maris, A Historic Sketch of the Coins of New Jersey (1881)

Connecticut coppersMiller numbersIdentifies all 358 known varieties.

Miller numbers - Henry C. Miller, The State Coinage of Connecticut (1920), with later additions

Vermont coppersRyder-Richardson numbers (RR)Identifies all 39 known varieties.

Ryder-Richardson numbers (RR) - Hillyer Ryder, The Colonial Coins of Vermont (1919), and John M. Richardson, The Copper Coins of Vermont (1947)

Massachusetts centsRyder numbersIdentifies 40 of 45 known varieties. The other 5 are too rare for us to have photos yet.

Ryder numbers - Hillyer Ryder, The Copper Coins of Massachusetts

Massachusetts half centsRyder numbersIdentifies all 11 known varieties.

Ryder numbers - Hillyer Ryder, The Copper Coins of Massachusetts

Machin's Mills halfpenceVlack numbersIdentifies 37 of 55 known varieties. The other 18 are too rare for us to have photos yet.

Vlack numbers - Robert A. Vlack, Machin's Mills and related halfpence

Fugio centsNewman numbersIdentifies all 65 known varieties.

Newman numbers - Eric P. Newman, Varieties of the Fugio Cent (1952)

Nova Constellatio coppersCrosby numbersIdentifies all 10 known varieties.

Crosby numbers - Sylvester S. Crosby, The Early Coins of America (1875)

Coming next

We're training these now. They'll switch on in an app update.

Virginia halfpenceNewman numbersEric P. Newman, Coinage for Colonial Virginia (1956)
US Half Cents (1793-1857)Cohen numbersRoger S. Cohen Jr., American Half Cents: The "Little Half Sisters" (2nd ed., 1982)
US Large Cents (1793-1857)Sheldon numbers, Newcomb numbersWilliam H. Sheldon, Penny Whimsy (1958), and Howard R. Newcomb, United States Copper Cents 1816-1857 (1944)
Nova Eborac4 known varieties

Planned: we'll recognize the type first, die varieties later

Auctori will tell you what the coin is first. Die varieties come once we've gathered enough photos.

Civil War Patriotic TokensFuld numbers
Civil War Store CardsFuld numbers
Hard Times TokensHT & Low numbers
Conder TokensD&H numbers
WashingtoniaGW numbers
Massachusetts SilverNoe numbers
St. Patrick CoppersMartin numbers
Wood's Hibernia & Rosa AmericanaMartin numbers
Voce PopuliNelson numbers
Additional Colonials33 more coin types

Variety numbers follow the standard references for each series. The list is generated from the models we have live, so it changes as we add series.