SEIKO - A826-6019 - Digital - Vintage Digital Watch 。Vintage Seiko A826-6019 Training Timer digital watch. This model is well known among collectors for its association with the watch worn by Doc Brown in the film Back to the Future. The watch features Seikos unique training timer system with multiple programmable intervals, making it one of the more interesting digital watches produced in the 1980s. Features include: Chronograph Training timer modes (PT1PT8) Repeat timer Alarm Stopwatch Time and date display The watch powers on and the display is functioning. Buttons respond and cycle through modes during testing. Original style Seiko strap marked 825-19mm is installed. Great piece for Seiko collectors, vintage digital watch collectors, or Back to the Future fans. ⸻ Condition Pre-owned vintage condition. Display is clear and working Buttons respond during testing Normal cosmetic wear from age Scratches on watch Crystal shows minor surface wear Band shows normal wear but remains usable Please review all photos carefully. ⸻ Disclosure This is a vintage electronic watch. While the watch powers on and responds during testing, due to age: Long-term accuracy cannot be guaranteed Water resistance has not been tested Battery life is unknown Sold as-is as a vintage collectible item.