|Winding:||Automatic, Central Rotor Automatic Winding|
|Hands:||Central Minute Hand, Hour Hand at 12:00, Small Seconds Hand at 6:00|
|Distinguishing Technical Characteristics|
|Production: – Current|
Cal. ST17F (also called ST1711 and TY2708) is a regulator movement from Tianjin Seagull of China. It features a 12 hour subdial at 12:00, small seconds at 6:00, and central minute hand.Images are taken from official publications and are used here for commentary and educational purposes. Copyright is held by the original owner as noted.