Seiko Cal. 6638 - 785

Seiko 6638-785

This Solar model from 1991 features a 37mm Gold-Plated case. With its 18mm lug width and 15.6mm profile, it sits comfortably on most wrists. [seikata-wm-9e12e7db587a]

Specifications

Movement
Solar
Case Material
Gold-Plated
Case Width
37mm
Case Thickness
15.6mm
Lug Width
18mm
Crystal
Acrylic
Bezel
Bidirectional
Water Resistance
150m
Dial Color
Blue Sunburst
Jewels
28j
Frequency
21,600 bph
Power Reserve
57 hours
Year
1991

Related Models

seikata-wm-9e12e7db587a