Seiko Cal. 6690 - 581

Seiko 6690-581

This Solar model from 1976 features a 43mm Stainless Steel case. The Inner Rotating bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-5d918ef58119]

Specifications

Movement
Solar
Case Material
Stainless Steel
Case Width
43mm
Case Thickness
10.2mm
Lug Width
18mm
Crystal
Mineral
Bezel
Inner Rotating
Water Resistance
90m
Dial Color
Champagne
Jewels
18j
Frequency
21,600 bph
Power Reserve
48 hours
Year
1976

Related Models

seikata-wm-5d918ef58119