Seiko Prospex SPB317 Sea Series Slim Turtle Black Rubber TRAINMASTER Barometric pressure tendency information alarm

Barometric pressure tendency information alarm (beep and arrow indicate significant changes in pressure)

which is based on the hexagonal shape of the tortoise shell

Designed for those who treat life as the ultimate adventure

Strap: Brown leather

This is another aspect where the scorpion analogy is appropriate: the scorpion produces fluorescent materials that make it visible at night under UV lighting

Seiko Prospex SPB317 Sea Series Slim Turtle Black Rubber TRAINMASTER Barometric pressure tendency information alarmProspex Automatic Diver's Watch Re Interpretation. Designed for those who treat life as the ultimate adventure, the Seiko Prospex line meets every challenge with technological excellence and style. Part of a rich legacy of innovation in high intensity timekeeping, Prospex continues to celebrate a long history of sports watch excellence with recreations and reinterpretations of landmark achievements. With the thinnest case to date of any Seiko