Jubilee Diamond Jubilee Diamond The Jubilee Diamond, originally known as the Reitz Diamond is a colourless, cushion-shaped diamond weighing 245.35 carats (49.07 grams), making it the sixth largest diamond in the world. It was originally named after Francis William Reitz, the then president of the Orange Free State where the stone was discovered, before being renamed to honour the 60th anniversary of the coronation of Queen Victoria in 1897. The original stone, a rough octahedron weighing 650.80 carats (130.16 g), was discovered in 1895 at the Jagersfontein Mine in South Africa. A consortium of diamond merchants from London purchased it along with
Diamond Jubilee of Elizabeth II created specifically for the Diamond Jubilee. At Rideau Hall in Ottawa, she also, on 30 June, unveiled a commemorative stained glass window depicting herself and Queen Victoria with their respective royal cyphers and renditions of the Centre Block of the Canadian parliament during the reign of each monarch. The window, a gift from the Canadian Senate, was installed above the Senate entrance to the Centre Block and dedicated by Governor General David Johnston on 7 February 2012. A corbel within the Sovereigns' Arches of the Senate foyer was sculpted into a rendition of the Queen and unveiled on 9 December