Seiko Cal. 6657 - 428

Seiko 6657-428

This Kinetic model from 1994 features a 40mm Gold-Plated case. With its 21mm lug width and 12.1mm profile, it sits comfortably on most wrists. [seikata-wm-4061b0767caa]

Specifications

Movement
Kinetic
Case Material
Gold-Plated
Case Width
40mm
Case Thickness
12.1mm
Lug Width
21mm
Crystal
Acrylic
Bezel
Bidirectional
Water Resistance
60m
Dial Color
Black
Jewels
20j
Frequency
28,800 bph
Power Reserve
54 hours
Year
1994

Related Models

seikata-wm-4061b0767caa