Manufacturer Seagull Caliber Number TY-2809, TY2809, ST1601K3 Movement Type Automatic, self-winding mechanical Diameter 31mm Height 5.18mm thick Jewels 21 Beats...
Tianjin ST16
Manufacturer Seagull Caliber Number TY-2806, TY2806, ST16 Movement Type Automatic Jewels 21 Beats per hour 21,600 vph Power Reserve 36...
Manufacturer Seagull Caliber Number ST16 (TY2806) Movement Type Automatic Jewels 21 Beats per hour 21,600 vph Power Reserve 36 hours...