Seiko - Sportsmatic 5 Diashock - 6619-7040 seiko It is powered by the

It is powered by the highly reliable Caliber 4120A

and the applied single-quartz crystal crest above the 6 o'clock position Seiko's classic badge of electronic excellence

and this specific reference is defined by its bold

This is an essential acquisition for a connoisseur who appreciates high-end quartz history

Seiko - Sportsmatic 5 Diashock - 6619-7040 seiko It is powered by theThis timepiece is a magnificent artifact from April 1966, as confirmed by the serial number 6405897. The 6619 caliber family represents a foundational milestone in Seiko's automatic history, helping launch the legendary Seiko 5 philosophy of durability and value in the mid 1960s. It houses the robust Caliber 6619, a mechanical soul featuring 21 jewels and Seiko's signature Diashock anti shock system, engineered to protect the balance staff from