Seiko Cal. 6688 - 604

Seiko 6688-604

This Quartz model from 1971 features a 35mm Hardlex-Coated Steel case. The Fixed bezel and 35mm case give it a distinctive presence on the wrist. [seikata-wm-e88d28baeed3]

Also known as: Silverwave, Bellmatic

Specifications

Movement
Quartz
Case Material
Hardlex-Coated Steel
Case Width
35mm
Case Thickness
13.6mm
Lug Width
22mm
Crystal
Acrylic
Bezel
Fixed
Water Resistance
180m
Dial Color
Cream
Jewels
21j
Frequency
28,800 bph
Power Reserve
42 hours
Year
1971

Related Models

seikata-wm-e88d28baeed3