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You are here: Home / Movements / ST17F

ST17F

Last Update: June 28, 2019

Brand:Sea-Gull, Tianjin
Family:
Unknown
Height:5.25 mm
Jewels:20
Reserve:40 hours
Frequency:21,600 A/h
Winding:Automatic, Central Rotor Automatic Winding
Diameter:26.00 mm
  Complications:Regulator
Hands:Central Minute Hand, Hour Hand at 12:00, Small Seconds Hand at 6:00
Distinguishing Technical Characteristics
Central-Rotor Automatic
Central Rotor
Production:  – Current
1910s 1920s 1930s 1940s 1950s 1960s 1970s 1980s 1990s 2000s 2010s 2020s

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.

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