Seiko Cal. 7128 - 487

Seiko 7128-487

This Quartz model from 1976 features a 42mm Hardlex-Coated Steel case. With its 18mm lug width and 9.6mm profile, it sits comfortably on most wrists. [seikata-wm-5b21e16b80c9]

Also known as: Sumo, Bullhead

Specifications

Movement
Quartz
Case Material
Hardlex-Coated Steel
Case Width
42mm
Case Thickness
9.6mm
Lug Width
18mm
Crystal
Acrylic
Bezel
Bidirectional
Water Resistance
80m
Dial Color
Navy
Jewels
29j
Frequency
28,800 bph
Power Reserve
64 hours
Year
1976

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