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    Diamond Necklace uniform

    Diamond Necklace

    Age
    3 (Bay Filly)
    Sire
    St Mark's Basilica
    Dam
    Prudenzia
    Trainer
    A P O'Brien
    Owner
    M Tabor & D Smith & Mrs J Magnier & Westerberg
    Run to form 100% Over the last 3 runs
    RPR 133 Racing Post Rating
    Official rating 115 Current handicap mark
    Top speed 129 Best speed figure recorded

    Next Entries

    Date
    Course
    Race
    Class/Dist
    Going
    Best odds
    Date 14:40 Sat 17 Oct 2026
    Course Ascot
    Race Qatar Racing British Champions Fillies & Mares Stakes (Group 1)
    Class/Dist Class 1, 1m3f211y
    Going —
    Date 15:20 Sat 17 Oct 2026
    Course Ascot
    Race Queen Elizabeth II Stakes (Sponsored by Qatar Racing) (Group 1)
    Class/Dist Class 1, 1m
    Going —
    Date 16:00 Sat 17 Oct 2026
    Course Ascot
    Race Qatar Racing Champion Stakes (Group 1)
    Class/Dist Class 1, 1m1f212y
    Going —

    Recent Form

    Date
    Course
    Class
    Dist
    Going
    Jockey
    SP
    Pos
    RPR
    Date 15:35 Thu 30 Jul 2026
    Course Goodwood
    Class Class 1
    Dist 1m1f197y
    Going Good To Firm
    Jockey Ryan Moore
    SP 4/6
    Pos 1st/5
    RPR 124
    Date 14:15 Sat 13 Sep 2025
    Course Leopardstown
    Class —
    Dist 7f
    Going Good To Yielding
    Jockey Christophe Soumillon
    SP 1/2
    Pos 1st/8
    RPR 98
    Date 14:50 Sat 9 Aug 2025
    Course Curragh
    Class —
    Dist 7f
    Going Good Changing To Good
    Jockey Wayne Lordan
    SP 9/1
    Pos 1st/10
    RPR —

    Career Wins

    Date
    Course
    Class
    Dist
    Going
    Prize
    Date 15:35 Thu 30 Jul 2026
    Course Goodwood
    Class Class 1
    Dist 1m1f197y
    Going Good To Firm
    Prize £340,260
    Date 14:15 Sat 13 Sep 2025
    Course Leopardstown
    Class —
    Dist 7f
    Going Good To Yielding
    Prize €56,074
    Date 14:50 Sat 9 Aug 2025
    Course Curragh
    Class —
    Dist 7f
    Going Good Changing To Good
    Prize €17,944

    Course Record

    Course
    Runs
    Wins
    Win %
    Places (1-2-3-4)
    Place %
    Course Curragh
    Runs 1
    Wins 1
    Win % 100%
    Places (1-2-3-4) 1-0-0-0
    Place % 100%
    Course Goodwood
    Runs 1
    Wins 1
    Win % 100%
    Places (1-2-3-4) 1-0-0-0
    Place % 100%
    Course Leopardstown
    Runs 1
    Wins 1
    Win % 100%
    Places (1-2-3-4) 1-0-0-0
    Place % 100%