I'm looking at a coin and there's a marking on it that says 'DD'. I'm not sure what this means or stands for. Can someone explain what 'DD' on a coin represents or signifies?
5 answers
SakuraSmile
Mon Nov 18 2024
It describes a phenomenon where design elements on a working die are duplicated.
SakuraSpirit
Mon Nov 18 2024
This duplication arises due to a misalignment that occurs during the hubbing process.
ethan_harrison_chef
Mon Nov 18 2024
The hubbing process involves the creation of a working die from a master hub.
Silvia
Mon Nov 18 2024
Doubled die is a specific term utilized within the field of numismatics.
IncheonBeautyBloom
Mon Nov 18 2024
The severity of the doubling can range from very subtle and confined to highly pronounced and widespread.