National Diamond (USA)
About
National Diamond is a 4yo b from the United States trained by Nestor R. Rivera. He is by National Flag out of Three Diamonds. To date, he has secured seven wins. On 3 June 2025 at Thistledown, he captured his biggest victory, earning the $35,800 purse in Race 7. He has proved a profitable runner for bettors; backing him throughout his career would have produced a 62 % return on investment.
Race Record
| Event Summary | Runner Stats | Rank |
|---|---|---|
| Thistledown 12-Aug-25 1207m R5 Race 5 (of $38,400) Barrier 2, Winning Time: 01:11.990, SP: 9.00 also restless in the gate, was well placed inside and failed to respond. | A I Diaz 54kg 6.25L | 6 (7) |
| Thistledown 22-Jun-25 1207m FIRM R10 Dr. T.F. Classen Memorial Stakes (Stakes) (of $75,000) Barrier 9, Winning Time: 01:11.530, SP: 16.00 was bumped at the start and through early. | A I Diaz 54.9kg 24.35L | 10 (11) |
| Thistledown 03-Jun-25 1207m FIRM R7 Race 7 $22,554 (of $35,800) Barrier 1, Winning Time: 01:12.050, SP: 9.00 Clear lead, widened | A I Diaz 54kg | 1 (6) |
| Thistledown 04-May-25 1207m FIRM R5 Race 5 $3,580 (of $35,800) Barrier 3, Winning Time: 01:12.260 chased the pace and went evenly. | A I Diaz 54kg 5.25L | 3 (6) |
| Thistledown 23-Apr-25 1207m FIRM R4 Race 4 $14,112 (of $22,400) Barrier 4, Winning Time: 01:14.240, SP: 6.00 chased the pace into the stretch, rallied under left handed urging to make the lead just past the sixteenth pole and drew clear. | A I Diaz 55.8kg | 1 (6) |
| Mahoning Valley 04-Apr-25 1207m FIRM R2 Race 2 $4,300 (of $21,500) Barrier 3, Winning Time: 01:12.950 hopped at the start, settled near the inside, shifted out three wide nearing the turn, offered a mild bid into the stretch and just held on for second. | A I Diaz 56.2kg 8.25L | 2 (4) |
| Mahoning Valley 25-Mar-25 1609m GOOD R5 Race 5 $11,592 (of $18,400) Barrier 2, Winning Time: 01:43.040, SP: 9.00 made the lead soon after the start, set the pace and widened at will through the stretch to win as much the best while taken in hand late. | A I Diaz 56.2kg | 1 (7) |
| Mahoning Valley 06-Mar-25 1106m FIRM R3 Race 3 $223 (of $22,300) Barrier 5, Winning Time: 01:05.160, SP: 12.00 went evenly without impact. | A I Diaz 56.2kg 11.75L | 6 (8) |
| Mahoning Valley 11-Feb-25 1207m FIRM R1 Race 1 $11,025 (of $17,500) Barrier 3, Winning Time: 01:13.210, SP: 4.00 set the pace under mild early pressure, repelled the bid of the presser on the turn, quickly opened a clear advantage in upper stretch and was unchallenged through the lane. | A I Diaz 56.2kg | 1 (6) |
| Mahoning Valley 30-Jan-25 1207m FIRM R8 Race 8 $362 (of $36,200) Barrier 5, Winning Time: 01:13.390, SP: 40.00 showed brief speed down the backside and steadily faded from contention. | A Y Nunez 56.2kg 12.50L | 8 (9) |
| Mahoning Valley 17-Dec-24 1207m FIRM R3 Race 3 $1,505 (of $21,500) Barrier 4, Winning Time: 01:13.810, SP: 16.00 saved ground chasing the pace but lacked a rally. | A I Diaz 55.8kg 4.75L | 4 (7) |
| Mahoning Valley 14-Nov-24 1207m FIRM R8 Race 8 (of $36,199) Barrier 3, Winning Time: 01:13.330, SP: 20.00 Contend early,tired | A J Ayala 55.3kg 16.75L | 9 (9) |
| Mahoning Valley 29-Oct-24 1609m FIRM R7 Race 7 (of $36,199) Barrier 2, Winning Time: 01:43.740, SP: 40.00 rushed to the lead, set the pace for five furlongs then stopped. | A I Diaz 55.8kg 23.30L | 10 (10) |
| Thistledown 03-Oct-24 1106m FIRM R6 $13,482 (of $12,840) Barrier 6, Winning Time: 01:06.860, SP: 12/5 Drew off, ridden out, | A Diaz 52.2kg | 1 (6) |
| Thistledown 12-Sep-24 1207m FIRM R5 $4,280 (of $13,268) Barrier 1, Winning Time: 01:13.060, SP: 7/2 3w,move,led,2nd best | A Diaz 52.2kg 1.50L | 2 (5) |
| Belterra Park 31-Aug-24 1609m FIRM (of $16,306), Winning Time: 01:39.190, SP: 10/1 Pressed to 1/2 empty | A Diaz 53.5kg, Cd 0 13.00L | 4 (5) |
| Thistledown 23-Aug-24 1106m FIRM (of $21,400), Winning Time: 01:06.660, SP: 33/10 had brief speed. | R Bowen 52.2kg, Cd 0 13.00L | 5 (7) |
| Belterra Park 12-Jul-24 1609m FIRM (of $16,306), Winning Time: 01:40.240, SP: 9/2 Along evenly no kick | A Jimenez 53.1kg, Cd 0 0.15L | 4 (5) |
| Belterra Park 28-Jun-24 1709m GOOD (of $45,000), Winning Time: 01:42.980, SP: 2/1 Brief speed, retreated | V Lebron 52.6kg, Cd 0 0.15L | 8 (10) |
| Thistledown 11-Jun-24 1207m FIRM R7 Race 7 $13,104 (of $12,480) Barrier 1, Winning Time: 01:14.860, SP: 17/4 Up in final strides | R Bowen 53.1kg | 1 (6) |
| Thistledown 30-May-24 1207m FIRM R3 (of $21,480) Barrier 4, Winning Time: 01:13.680, SP: 19/5 Inside speed, faded | R Bowen 54kg 0.15L | 5 (7) |
| Thistledown 09-May-24 1207m FIRM R4 Md $21,358 (of $23,730) Barrier 3, Winning Time: 01:15.620, SP: 6/5 Much the best | R Bowen 54kg | 1 (3) |
| Thistledown 23-Apr-24 1106m FIRM R4 Md (of $20,340) Barrier 6, Winning Time: 01:08.220, SP: 4/1 Brief speed | R Bowen 54kg 13.00L | 6 (6) |
| Thistledown 11-Oct-23 1207m FIRM R3 CLMd $2,374 (of $33,900) Barrier 4, Winning Time: 01:14.060 settled mid pack and finished well inside. | A I Diaz 53.5kg 10.25L | 4 (8) |