Seiko Cal. 5613 - 641

Seiko 5613-641

This Hand-Winding model from 1968 features a 39mm Hardlex-Coated Steel case. The Rotating bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-3d150e31ab59]

Specifications

Movement
Hand-Winding
Case Material
Hardlex-Coated Steel
Case Width
39mm
Case Thickness
10.9mm
Lug Width
18mm
Crystal
Sapphire
Bezel
Rotating
Water Resistance
80m
Dial Color
Champagne
Jewels
21j
Frequency
21,600 bph
Power Reserve
39 hours
Year
1968

Related Models

seikata-wm-3d150e31ab59