This vintage Seiko Navigator Timer wristwatch is a classic piece from the 1970s. It features a 40mm stainless steel case and bracelet, with a screwback caseback. The watch has an analog display with a red, blue, or black dial, and the 6117-6410 reference number is inscribed on the case. This men's wristwatch is a sporty and casual style, perfect for everyday wear. The watch is water-resistant up to 70 meters and has a mechanical automatic movement. It also includes a date indicator and a GMT feature for tracking multiple time zones. The watch shape is round, with a 20mm lug width, 17mm band width, and a maximum wrist size of 7.6-8 inches. This Seiko Navigator Timer is a vintage piece that any watch collector would be lucky to have in their collection.