Seiko-Prospex Speedtimer Solar Chronograph SSC929 mid size Caliber Number 4R36 Movement Type

Caliber Number 4R36 Movement Type Automatic with manual winding Power reserve Approx

battery life: 2 years on CR1220

Life Log: Step count

Open Case Back : Yes

Seiko-Prospex Speedtimer Solar Chronograph SSC929 mid size Caliber Number 4R36 Movement TypeDETAILS Prospex Speedtimer Solar Chronograph U. S. Special Edition. Designed for those who treat life as the ultimate adventure, the Seiko Prospex line meets every challenge with technological excellence and style. With vibrant colors inspired by vintage racing cars, this exciting Special Edition celebrates the 1969 Speedtimer, the worlds first self winding chronograph. The chronograph function measures up to 60 minutes of elapsed time in 1 5 second