Sellita SW510 M

Sellita SW510 M is a manual-winding chronograph movement. It features a 3-6-9 subdial layout, with the 30-minute counter at 9 o'clock, the small seconds at 6 o'clock, and the 12-hour counter at 3 o'clock. Introduced in 2021, it remains in production and serves as the manual-winding variant of the SW510 chronograph family. The movement is used by various watch brands requiring a reliable manual chronograph caliber.