Vintage Seiko H556-500A Quartz Ana-Digi Alarm Chronograph Watch Spares Repair

Up for sale is a vintage 1980s Seiko Quartz Alarm Chronograph (Reference H556-500A) featuring the iconic dual analogue-digital ("ana-digi") Seiko Caliber H556 movement.

This model features a distinctive angular geometric stainless steel case, dual side pushers, a recessed crown, and a 20mm lug width. Sold strictly AS-IS for parts, repair, or restoration project.

Condition Details & Known Issues

Note to Buyers: Sold as-is for spares, repair, or battery replacement. Please examine all high-resolution photos carefully for exact cosmetic and physical condition before purchasing.

Specifications


Item Specific
BrandSeiko
DepartmentMen / Unisex Adult
ModelSeiko SQ H556-500A
Reference NumberH556-500A
MovementQuartz (Caliber H556)
DisplayAnalogue & Digital (Ana-Digi)
FeaturesAlarm, Chronograph, Stopwatch, Day/Date LCD
Case MaterialStainless Steel
Lug Width20 mm
Year Manufactured1980–1989
ConditionFor parts or not working