Seiko Business-A Dashock Automatic Men's Watch Day Date Cal. 8436 39.5mm Vintage 1967 Rare 492-0700

A rare early vintage piece, this Seiko Business-A Dashock automatic watch dates back to 1967 and showcases classic mid-century Japanese watchmaking. Powered by the robust Cal. 8436 movement, it features a practical day-date function and a notably large 39.5mm case for its era.

Specifications

• Brand: Seiko
• Collection: Business-A Dashock
• Function: Day Date
• Movement: Automatic
• Caliber: 8436
• Jewels: 27 Jewels
• Case Size: 39.5mm
• Era: 1967
• SKU: 492-0700

Why You'll Love It

The Seiko Business-A Dashock line represents an important chapter in Seiko’s development of durable automatic watches, with Dashock indicating enhanced shock protection technology of the era. The Cal. 8436 movement is a solid vintage caliber known for reliability and mechanical simplicity. What truly sets this piece apart is its unusually large 39.5mm case for a 1960s watch, giving it a modern wrist presence while retaining vintage charm. Combined with its 1967 production era and relatively uncommon appearance, this watch is an excellent choice for collectors seeking a distinctive and historically interesting Seiko.