Seiko Automatic Chronograph 50th Anniversary Limited Edition

Limited Edition of 1,000 pieces

Caliber 8R48

Automatic Chronograph

Chronograph up to 12 hours

Column wheel and vertical clutch systems

Vibrations: 28,800 vibrations per hour (8 beats per second)

Power reserve: 45 hours

Jewels: 34

Stainless steel case and bracelet with super-hard coating

Three-fold clasp with push button release

Box-shaped sapphire crystal with anti-reflective coating

Diameter: 41.0mm

Water resistance: 10 bar

Magnetic resistance: 4,800 A/m

"Seiko Chronograph Historical Collection" Special Site