Seiko's pivotal moment was becoming the official timekeeper for the 1964 Tokyo Olympics, and it continues as the World Athletics Official Timekeeper since 1985, overseeing 180+ events worldwide.
This model's black sub-dials and 'black on black' dial ensure visibility with separate time and chronograph indicators.
The hammer-shaped button simplifies stopwatch use.
This model is driven by the in-house Solar chronograph calibre 8A50, offering measurements to the nearest hundredth of a second.
The curved sapphire crystal has anti-reflective coating on the inner surface.
• Powered by the solar powered movement with a power reserve of up to 6 months.
• Presented on a silver stainless steel bracelet with push button deployment clasp.
• Scratch resistant sapphire crystal glass.
• 42.
0mm case width.
• 100 metre water resistance.