Diamond Jubilee (horse) become a highly successful second career, being the Champion sire in Argentina on four occasions (1914, 1915, 1916 and 1921). Diamond Jubilee retained his unpredictable temper until the end of his life. A few months before his death he escaped from the stud farm and galloped through the neighbouring town of Morón before being recaptured. He died in 1923 at the age of twenty-six. Diamond Jubilee (horse) Diamond Jubilee (1897 – 10 July 1923) was a British-bred and British-trained Thoroughbred race horse and sire. In a career which lasted from June 1899 until October 1901 he ran sixteen times and
Diamond Jubilee (horse) exported to Argentina. Diamond Jubilee was noted throughout his life for his unpredictable and sometimes violent temperament. Diamond Jubilee was bred by his owner, the Prince of Wales. He was foaled in the year of Queen Victoria's Diamond Jubilee. Diamond Jubilee's sire, St. Simon was an undefeated racehorse who was considered one of the best British runners of the 19th Century. In an outstanding stud career he won nine sires’ championships, having sired ten Classic winners. Perdita, the dam of Diamond Jubilee was a successful racehorse who was bought by the Prince on the advice of John Porter. As a