The Rare Seiko Bellmatic Automatic m4006-6021 Alarm Day date wristwatch from the 70s features a classic design with a black dial and silver bezel and case. This vintage timepiece is water-resistant and boasts 17 jewels in its mechanical automatic movement. With a stainless steel bracelet and screwback caseback, this Seiko Bell-Matic model is a stylish choice for both dress/formal and casual occasions. Made in Japan, this watch also includes alarm and day/date features, making it a practical and fashionable accessory for men.