First Diamond

First Diamond is a 3-year-old dark bay or brown filly from the United States, trained by Robert Cline. She is sired by Codes Diamond and her dam is Spring Lace. So far, First Diamond has not achieved maiden status, having failed to win in five races. In her latest outing at Oaklawn Park on April 27, 2024, she was ridden by Kelsi Harr and finished in sixth place, trailing the winner.