The Blue Diamond Prelude Fillies is a Melbourne Racing Club Group 2 Thoroughbred horse race run under set weight conditions, for two-year-old fillies, over a distance of 1100 metres, held at Caulfield Racecourse in Melbourne, Australia in February.
[1] Total prizemoney is A$300,000.
The race is a major preparatory race for the rich Blue Diamond Stakes held two weeks later.
Fillies that have captured the Blue Diamond Prelude – Blue Diamond Stakes double: Love a Show (1983), Courtza (1989), Lady Jakeo (1993), Alinghi (2004), Samaready (2012), Earthquake (2014), Catchy (2017) and Lyre (2019).