Seiko Cal. 6640 - 139

Seiko 6640-139

This Solar model from 1990 features a 43mm Titanium case. The Fixed bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-590259456fb4]

Specifications

Movement
Solar
Case Material
Titanium
Case Width
43mm
Case Thickness
15.7mm
Lug Width
21mm
Crystal
Acrylic
Bezel
Fixed
Water Resistance
150m
Dial Color
Silver
Jewels
36j
Frequency
36,000 bph
Power Reserve
72 hours
Year
1990

Related Models

seikata-wm-590259456fb4