01/01/2020: Transition to Polymer Banknotes
Polymer banknotes were introduced in Guyana, enhancing the durability and security features of the Guyanese dollar.
30/06/2015: Demonetization of old Guinean franc banknotes
The old series of Guinean franc banknotes, denominated in 'Syli,' ceased to be legal tender, and only the new franc banknotes remained in circulation.
26/09/2012: Introduction of new Guinean franc coins
New coins denominated in the Guinean franc were introduced, replacing the previously used Guinean syli coins.
30/06/2010: Revaluation of the Guinean franc
The Guinean franc underwent a revaluation, with 1 new franc being equivalent to 10,000 old francs.
03/02/2003: Redenomination of the Currency
The Guyanese dollar underwent a redenomination, with old banknotes replaced by new notes at a rate of 1,000 old dollars to 1 new dollar.
30/06/1997: Introduction of new Guinean franc
A new series of Guinean franc banknotes, denominated in 'Syli,' was introduced as a replacement for the previous currency.
05/10/1992: Resumption of Banking System
The resumption of the banking system in Guyana significantly improved the stability and accessibility of the Guyanese dollar.
30/11/1985: Devaluation of the Guinean franc
The Guinean franc was devalued by 50%, leading to an economic crisis and high inflation.
31/05/1971: Redenomination of the Guinean franc
The Guinean franc underwent a redenomination, with 1 new franc being equivalent to 10 old francs.
26/05/1966: Independence of Guyana
Following Guyana's independence from Britain, the currency was renamed from British Guiana dollar to Guyanese dollar.
01/10/1959: Introduction of Guinean franc
The Guinean franc was introduced as the official currency of Guinea following its independence from France.
12/09/1951: Currency Board Established
A Currency Board was established to manage the British Guiana dollar, ensuring its stability and convertibility.
06/08/1917: Currency Act of 1917
The British Guiana dollar was revalued at a rate of 4.80 dollars to 1 U.S. dollar, following the Currency Act of 1917.
18/01/1839: Introduction of the British Guiana dollar
British Guiana dollar introduced as the official currency of British Guiana, replacing the Spanish and Portuguese coins previously in circulation.