The Andorran diner (ADD) is a commemorative currency issued in form of coins intended for collectors. A diner is divided into 100 cèntims. The name diner (money in Catalan) is derived from the Roman currency denarius.
The Servei d'Emissions de la Vegueria Episcopal has issued from 1977 onwards various series of diner denominated coins. Previously there were minor privately issued diner coinage (with no legal value).
There have been silver, golder and bimetallic issues. The most commemorated topic is Charlemagne.
In 1998 the General Council of the Valleys issued for the first time a series of diner denominated coins to commemorate the 250th anniversary of Manual Digest