Review of the New York City Ballet's spring season at the New York State Theater which included the third Diamond Project commissions of six works by choreographers Kevin O'Day, Angelin Preljocaj, Christopher d'Amboise, Miriam Mahdaviani, Christopher Wheeldon, and Robert La Fosse. Three of the works are discussed: Kevin O'Day's Open strings, Angelin Preljocaj's La stravaganza, and Christopher d'Amboise's Circle of fifths.