9 games in the PremovedPrep archive. Games as White.
| White | Black | Result | ECO | Event | Date |
|---|---|---|---|---|---|
| Pinheiro Diamant, Jonatan | Sevastianov, Andrii | 0-1 | C70 | Elite Hotels Open 2025 | 2025-02-07 |
| Pinheiro Diamant, Jonatan | Akeborg, Jonatan | 1-0 | C78 | Uppsala Open | 2022-08-14 |
| Jonatan Pinheiro Diamant | Ludvig Morell | 1/2-1/2 | B92 | Round 5: Jonatan Pinheiro Diamant - Ludvig Morell | 2022-08-12 |
| Jonatan Pinheiro Diamant | Lars Persson | 0-1 | B30 | Round 3: Jonatan Pinheiro Diamant - Lars Persson | 2022-08-10 |