| Event | Time | Meet | Date |
|---|---|---|---|
| 100m Backstroke | 1:09.13 | East Coast Championships | 2025-07-10 |
| 100m Backstroke | 1:04.65 | 2026 AA & AAA Winter Champs | 2026-03-05 |
| 100m Breaststroke | 1:34.72 | 2026 AAA #1 LC Invitational | 2026-01-30 |
| 100m Butterfly | 1:10.91 | 2026 AAA #1 LC Invitational | 2026-01-30 |
| 100m Butterfly | 1:08.25 | 2025 Candy Cane Invitational | 2025-12-12 |
| 100m Freestyle | 1:01.83 | 2026 AAA #1 LC Invitational | 2026-01-30 |
| 100m Freestyle | 1:00.73 | 2025 Candy Cane Invitational | 2025-12-12 |
| 200m Backstroke | 2:33.24 | East Coast Championships | 2025-07-10 |
| 200m Backstroke | 2:26.95 | AGD Distance Meet North | 2025-11-09 |
| 200m Freestyle | 2:12.64 | 2026 AA & AAA Winter Champs | 2026-03-05 |
| 200m IM | 2:42.01 | 2026 AAA #2 LC Invitational | 2026-02-21 |
| 200m IM | 2:37.93 | 2025 Candy Cane Invitational | 2025-12-12 |
| 50m Backstroke | 31.40 | 2026 AAA #2 LC Invitational | 2026-02-21 |
| 50m Backstroke | 29.38 | 2026 AA & AAA Winter Champs | 2026-03-05 |
| 50m Breaststroke | 41.18 | 2025 DAL Sprint Meet | 2025-10-19 |
| 50m Butterfly | 30.45 | East Coast Championships | 2025-07-10 |
| 50m Butterfly | 29.43 | 2026 AA & AAA Winter Champs | 2026-03-05 |
| 50m Freestyle | 28.10 | 2026 AAA #2 LC Invitational | 2026-02-21 |
| 50m Freestyle | 26.96 | 2026 AA & AAA Winter Champs | 2026-03-05 |
| 800m Freestyle | 10:48.85 | AGD Distance Meet North | 2025-11-09 |
Prest, Seth's top personal bests include 100m Backstroke (1:09.13), 100m Backstroke (1:04.65), 100m Breaststroke (1:34.72), 100m Butterfly (1:10.91), 100m Butterfly (1:08.25).
Prest, Seth swims for Pictou County Mariners.
Prest, Seth has competed in 8 meets.