Time Module Inc. VK64

The VK64 is a meca-quartz chronograph manufactured by Time Module Inc. (TMI), also known as the Seiko VK64. As a hybrid movement, it combines quartz timekeeping with a mechanical chronograph module, providing a tactile chronograph feel while maintaining quartz accuracy. It features a subdial layout distinct from other VK series calibers. The movement remains in production and is used by various watch brands for chronograph models.