Seiko Chronograph S/G Caliber V657

Stainless steel / gold case and bezel.  Numeral index.  Hardlex glass.  Chronograph with date.  Movement Made in Japan.

Frequency of crystal oscillator: 32,768Hz=hertz  Loss/gain ( monthly rate): >15sec at normal temp(5c~35c)  Operational temp range: -10c~+60c  Driving system: step motor, 4 pieces  Battery: Seiko SR927W, 1 unit  Integrated circuit: C-MOS-LSI  Degree of water resistant: 5 Bars

Case width including crown: 42mm Case thickness: 12mm Flush feet width: 20mm Bracelet reference: 4435-ZE

62-992CN5