Seiko Cal. 5640 - 813

Seiko 5640-813

This Hand-Winding model from 1970 features a 46mm Gold-Plated case. The Fixed bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-e24607286062]

Also known as: Crown

Specifications

Movement
Hand-Winding
Case Material
Gold-Plated
Case Width
46mm
Case Thickness
8.6mm
Lug Width
20mm
Crystal
Acrylic
Bezel
Fixed
Water Resistance
140m
Dial Color
Silver
Jewels
24j
Frequency
36,000 bph
Power Reserve
38 hours
Year
1970

Related Models

seikata-wm-e24607286062