DDO in coins refers to Doubled Die Obverse, a coin minting error where the obverse die is doubled, creating a unique and often valuable collector's item. DDR, on the other hand, stands for DOUBLEDREAM, a blockchain-based cryptocurrency designed for the digital economy, focusing on high-speed transactions, stability, privacy, and long-term development plans.
6 answers
Isabella
Fri Nov 15 2024
The creation of an over mint mark involves the punching of a date and mint mark over another date, part of a date, or an existing mint mark.
AltcoinAdventurer
Fri Nov 15 2024
Collectors categorize doubled dies into specific classifications.
Carlo
Fri Nov 15 2024
These classifications include DDO, which stands for doubled die obverse coins.
DigitalLegend
Fri Nov 15 2024
This results in a unique and often sought-after coin among collectors.
CryptoEmpireGuard
Fri Nov 15 2024
Another classification is DDR, representing doubled die reverse coins.