SRQ037 slug_MechaSpeed1 the sunray finish deep blue

the sunray finish deep blue dial features diamond cut indices with gold finish and grooved top surfaces

reflecting the thickness of glacier ice

In a brilliant sunray finish

1968 Heritage Diver's Watch

Providing chronograph measurement of up to 30 minutes of elapsed time in 1/8-second increments

SRQ037 slug_MechaSpeed1 the sunray finish deep blueProspex Speedtimer Mechanical Chronograph. Designed for those who treat life as the ultimate adventure, the Seiko Prospex line meets every challenge with technological excellence and style. Celebrating Seiko's first precision chronographs, developed for international sporting competitions in 1964, as well as its 1969 introduction of the world's first automatic chronograph, this exceptional watch provides chronograph measurement of up to 30 minutes of