The Seiko H558-5000 was the first dive watch with a digital alarm chronograph in combination with an analog display. Seiko has tested the rugged watch to -40 C and up to +60 C. The "Seiko Arnie" classic Seiko collectible watch. A Arnold Schwarzenegger favourite from the 80's with reference H558-5000. Seiko Arnie has stared in five Schwarzenegger movies: Commando, 1985, Raw Deal, in 1986, Predator, 1987, Running Man, 1987 and Twins, 1988. It was also the go-to-watch for adventurers and expeditions to The North och South Pole as well as Mount Everest. This watch is manufactured in October 1985 and are in good working condition. One longer scratch at about 3–4 hours, clearly visible in the images. Watch is all original. Wristband is brand new. No box or papers. Basic Specifications: Diameter: 46 mm (excluding crown). Thickness: 12 mm. Lug: 22 mm.