Seiko Cal. 0731 - 677

Seiko 0731-677

This Hand-Winding model from 1979 features a 39mm Gold-Plated case. The Bidirectional bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-4f02313336bc]

Specifications

Movement
Hand-Winding
Case Material
Gold-Plated
Case Width
39mm
Case Thickness
15.9mm
Lug Width
21mm
Crystal
Acrylic
Bezel
Bidirectional
Water Resistance
160m
Dial Color
White
Jewels
33j
Frequency
36,000 bph
Power Reserve
58 hours
Year
1979

Related Models

seikata-wm-4f02313336bc