1974 Seiko Bell-Matic 4006-6031 automatic alarm watch with fabulous electric blue dialThis Watch Dive into the daring design of the 1970s with this exceptional Seiko Bell Matic, Reference 4006 6031. Dating specifically to June 1974, this watch represents Seikos bold venture into mechanical complications and a distinctive era of watch design. The Bell Matic is renowned for being Seiko's only mechanical automatic alarm watch. This model features the iconic cushion tonneau shaped stainless steel case and a striking dial, complemented by a