Seiko Cal. 5657 - 391

Seiko 5657-391

This Quartz model from 1990 features a 37mm Stainless Steel case. The Rotating bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-b540e9f59b57]

Specifications

Movement
Quartz
Case Material
Stainless Steel
Case Width
37mm
Case Thickness
8.1mm
Lug Width
20mm
Crystal
Mineral
Bezel
Rotating
Water Resistance
40m
Dial Color
Blue Sunburst
Jewels
31j
Frequency
21,600 bph
Power Reserve
71 hours
Year
1990

Related Models

seikata-wm-b540e9f59b57