16/03/2021: New 5 Rial Polymer Banknote Introduced
A new polymer banknote with a denomination of 5 rials was introduced, enhancing durability and security features of the currency.
15/10/2006: New series of banknotes
Costa Rica introduced a new series of banknotes featuring enhanced security features to combat counterfeiting and modernize the colón currency.
15/01/2003: New Omani Rial Banknotes Issued
New series of Omani rial banknotes were introduced, featuring enhanced security features and updated designs.
12/06/1994: Smaller Denomination Coins Issued
Small denomination coins, including 5, 10, 25, and 50 baisa coins, were issued in order to facilitate everyday transactions.
21/05/1991: Free-floating exchange rate
Costa Rica transitioned to a floating exchange rate regime, allowing the colón's value to be determined by market forces.
17/03/1986: 200 Baisa Coin Introduced
A new 200 baisa coin was introduced, becoming the highest denomination coin in circulation at that time.
11/11/1975: 1/8 Rial Copper-Nickel Coin Introduced
A new 1/8 rial coin made of copper-nickel was introduced, representing a fractional value of the rial currency.
02/03/1973: Rial Oman Pegged to US Dollar
The Omani rial was officially pegged to the United States dollar, with an exchange rate of 1 OMR = 2.895 USD.
27/07/1970: Rial Oman is Introduced
The Omani rial was introduced, replacing the Gulf rupee at a rate of 1 rial = 2.6008 rupees.
09/11/1961: Introduction of the Monetary Reform
Costa Rica implemented a monetary reform, replacing the old colón with a new one at a rate of 1 to 100, to combat inflation.
30/11/1949: Abolition of the army
After the abolition of the army, the Costa Rican government focused on economic development, leading to stable monetary policies for the colón.
14/12/1917: Establishment of the Central Bank of Costa Rica
The Central Bank of Costa Rica was established to oversee monetary policy, including the management of the colón.
09/04/1896: Adoption of the gold standard
Costa Rica adopted the gold standard, pegging the value of the colón to gold, leading to currency stability.
18/03/1850: Introduction of the Costa Rican colón
The Costa Rican colón was officially introduced as the currency of Costa Rica to replace the Spanish real.