ST1902 Manual Winding Movement 6 Hands Mechanical Chronograph Watch Movement For Seagull ST1902 Movement Repair Replacement. ST1902 Movement Manual Winding Mechanical Chronograph Movement Clock Movement Men’s Watches Man Watch Repair Parts. Product Type: For ST1902 Movement. Movement Calibre: about 31.3 mm. Movement height: about 6.25 mm. Beats Per Hour: 21600. Crown Position : Crown at…