Seiko Prospex SSC923 Night Vision Speed Timer Solar Chronograph Casio G-Shock Step Tracker GMAS130VC-1A Lug width: 17mm

Lug width: 17mm

Case: Polished and brushed 316L stainless steel

and a three-link stainless steel bracelet

With ultra-legible numerals

It has Japanese automatic movement and 6R35 calibre

Seiko Prospex SSC923 Night Vision Speed Timer Solar Chronograph Casio G-Shock Step Tracker GMAS130VC-1A Lug width: 17mmProspex Speedtimer Solar Chronograph. Designed for those who treat life as the ultimate adventure, Seiko Prospex keeps moving forward, meeting every challenge with technological excellence and winning design. This dramatic watch is part of a high intensity collection inspired by the 1969 "Speedtimer," the world's first self winding chronograph, extending it to the Black Series. Featuring Seiko's "Green LumiBrite Pro," developed by combining the color