A commemorative five hundred rupee crown-sized silver coin was issued
by the Central Bank of Sri Lanka 1990 August 28th for it's 40th Anniversary.
Obverse : The Central Bank logo with the legend
FORTIETH ANNIVERSARY, in Sinhala above the logo, and in Tamil and
English on either side. The period 1950-1990 appears below.
Reverse : A image of the Central Bank building in the center of the coin flanked by the words SRI LANKA in Sinhala at the bottom, and Tamil and English on either side. The numerals 500 and the legal tender value FIVE HUNDRED RUPEES in Sinhala, Tamil and English is above the image.
The Central Bank of Sri Lanka was established in 1950 as the authority
responsible for the administration and regulation of the monetary and
The coin released in Lanka was Brillent Uncirculated almost Proof-like
and issued in a hard clear plastic coin capsule. This was the first
number of high value commemorative Crown size coins minted in the
1990's. It was the last to be issued at face value Rs 500/-
Also issued as a Frosted Proof coin which was was sold directly by Royal Mint.
In Fax from CBSL the number minted is listed 10K and 200 frosted proofs which was the number they took delivery.
The coin was scaned at 300dpi and the images are displayed at 150dpi. The Proof-like commemorative coin was obtained from the Central Bank of Sri Lanka.