International
Chess Federation
| Event code | 427814 |
| Tournament Name | ZuerichSee Expert Open 2025 |
| City | Pfaeffikon SZ |
| Country | SUI |
| Number of players | 30 |
| System | s |
| Hybrid | NO |
| Category | 0 |
| Start Date | 2025-07-31 |
| End Date | 2025-08-03 |
| Date received | 0000-00-00 |
| Date registered | 2025-06-11 |
| Type | |
| Time Control | Standard: 90 minutes with 30 second increment from move 1 |
| Zone | |
| Reported mult. round days | 2 |
| Chief Arbiter | Balzarini, Tiziana (ITA) |
| Deputy Chief Arbiter | Boschetti, Claudio (SUI) |
| Chief Organizer | Boschetti, Claudio (SUI) |
| Organizer | |
More information: The full list of tournaments received from Switzerland for September 2025