Isamu Diamond (JPN) Horse

Country
Japan
Foal Date
01-Jan-22
Colour
bay
Sire
Satono Diamond
Dam
Hime Tachibana
Prize Money
8672
Owners
Kazue Okada
About

Isamu Diamond is a 3yo from Japan trained by Shigeru Sato. He is sired by the stallion Satono Diamond out of the dam Hime Tachibana. He has not yet broken his maiden, remaining winless in five starts. In his most recent race at Niigata on 26 Oct 2025, Ryuto Yokoyama rode him to an 11th-place finish behind the winner Divine Star.

Race Record
Event SummaryRunner StatsRank
Niigata 26-Oct-25 2000m GOOD R7 Allowance Race (allow) (of $15,200,000) Barrier 15, Winning Time: 02:01.500, SP: 26.00 1st Divine Star ( Y Tannai 123 ) 2nd Rebels Rule ( H Matsumoto 121 ) 1.00L 3rd Danon Gian ( A Saito 123 ) 0.30L 11th Isamu Diamond ( R Yokoyama 123 ) 5.60L See full resultsR Yokoyama 55.8kg 5.60L11 (15)
Nakayama 14-Sep-25 2000m GOOD R7 Md (of $10,600,000) Barrier 3, Winning Time: 01:58.400, SP: 7.50 1st Chanson D'or ( K Tosaki 121 ) 2nd Straight Black ( F Ishigami 115 ) 1.25L 3rd Piko La ( T Kowata 121 ) 3.00L 11th Isamu Diamond ( Y Yoshida 126 ) 9.40L See full resultsY Yoshida 57.2kg 9.40L11 (18)
Nakayama 06-Sep-25 2000m R7 Md $840,000 (of $10,600,000) Barrier 7, Winning Time: 01:59.600, SP: 8.00 1st Mid Century ( J Shimada 126 ) 2nd Stunning View ( T Ito 121 ) 2.00L 3rd K Two Birr ( H Uchida 126 ) 1.50L 4th Isamu Diamond ( Y Yoshida 126 ) 3.80L See full resultsY Yoshida 57.2kg 3.80L4 (18)
Niigata 27-Jul-25 2200m GOOD R10 Md (of $10,600,000) Barrier 8, Winning Time: 02:12.700, SP: 12.00 1st Diabolica Donna ( C Lemaire 121 ) 2nd Eternal Silver ( Y Yoshida 126 ) 0.30L 3rd Vision Maker ( H Uchida 126 ) 0.00L 9th Isamu Diamond ( R King 126 ) 4.70L See full resultsR King 57.2kg 4.70L9 (14)
Fukushima 29-Jun-25 2000m GOOD R4 Md (of $10,600,000) Barrier 14, Winning Time: 02:02.200, SP: 41.00 1st Layered Red ( J Shimada 126 ) 2nd Moonstruck ( T Eda 121 ) 1.25L 3rd Crepusculum ( C Lemaire 126 ) 1.00L 11th Isamu Diamond ( Y Yoshida 126 ) 5.85L See full resultsY Yoshida 57.2kg 5.85L11 (15)