Prospex Speedtimer Solar Chronograph SSC931 H It features a stainless steel

It features a stainless steel case

and look great

8 diamond index hour markers complete this cosmic and dreamlike composition

The silver-colored metal of the G-SHOCK GM2100-1A watch bezel is more than dramatic window dressing: it’s the protective capstone that presides over the feat of engineering and innovation that is the GA2100

Battery life of about 4 years

Prospex Speedtimer Solar Chronograph SSC931 H It features a stainless steelSeiko 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 increments