Queen Victoria image on sovereigns was Changed in 1887, for her 50th Anniversary of her assension to the throne. It was used in Royal Mint in London for six years and one year longer in the Branch Mints at Sydney and Melbourne.
Note that Jubilee Queen Victoria, St George Sovereigns were minted with Mint mark on representation of ground on reverse.
|Type||Royal Mint||Start||End||Mint Mark|
Minted after 1869 they would become legal tender in Ceylon only after the sovereign was re-legalised by Proclamation of King Edward VII in 1901. They would have only come to Ceylon in circulation, not by importation by Government of Ceylon.
Ref: The Gold Sovereign. by M. A. Marsh.
1999, Cambridge U.K., 2nd ed. 118pp. Illustr. colour
The Sovereign was scanned at 600 dpi and displayed at 300 dpi It was obtained in USA around 2000.