Seiko Cal. 6639 - 523

Seiko 6639-523

This Hand-Winding model from 1975 features a 41mm Stainless Steel case. The Rotating bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-95a15410578d]

Specifications

Movement
Hand-Winding
Case Material
Stainless Steel
Case Width
41mm
Case Thickness
11.4mm
Lug Width
21mm
Crystal
Acrylic
Bezel
Rotating
Water Resistance
50m
Dial Color
Green
Jewels
24j
Frequency
21,600 bph
Power Reserve
49 hours
Year
1975

Related Models

seikata-wm-95a15410578d