He was initially trained in Britain and as a three-year-old in 2011 he won the Great Voltigeur Stakes, was runner-up in the Breeders' Cup Turf and finished third in the St Leger.

Sea Moon is the best horse to date sired by Beat Hollow whose wins included the Grand Prix de Paris and the Arlington Million.

Ridden by Richard Hughes in place of the injured Moore, Sea Moon took the lead in the final quarter mile and quickly drew clear of the field.

[3] In the St Leger at Doncaster Racecourse on 10 September, Sea Moon, ridden by Olivier Peslier, was made 2/1 favourite ahead of the 1000 Guineas winner Blue Bunting.

[6] Sea Moon began his 2012 campaign in the Listed Southern Daily Echo Tapster Stakes on firm ground at Goodwood on 26 May.

In the Group Two Hardwicke Stakes at Royal Ascot four weeks later, he was made 2/1 favourite against a field which included the Melbourne Cup winner Dunaden.

[7] After the win, Stoute announced that Sea Moon would return to Ascot for the King George VI and Queen Elizabeth Stakes a month later.

[9] Sea Moon made a promising comeback in August 2015 when he finished second to Order of St George in the Irish St. Leger Trial Stakes at the Curragh.

In his two remaining starts (both at the Curragh) he came home seventh to Order of St George in the Irish St. Leger and then ended his career by running third in the Listed Finale Stakes at the on 11 October.