Seiko Cal. 4439 - 577

Seiko 4439-577

This Kinetic model from 1970 features a 37mm Gold-Plated case. The Inner Rotating bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-82f4a9f07969]

Also known as: World Timer

Specifications

Movement
Kinetic
Case Material
Gold-Plated
Case Width
37mm
Case Thickness
13.1mm
Lug Width
18mm
Crystal
Mineral
Bezel
Inner Rotating
Water Resistance
150m
Dial Color
Black
Jewels
25j
Frequency
28,800 bph
Power Reserve
51 hours
Year
1970

Related Models

seikata-wm-82f4a9f07969