Seiko Cal. 4438 - 669

Seiko 4438-669

This Automatic model from 1965 features a 36mm Two-Tone case. Powered by the 4438 caliber with 36j jewels beating at 21,600 bph, it delivers a 72 hours power reserve. [seikata-wm-8f5c5100a33a]

Also known as: Turtle, Sea Horse

Specifications

Movement
Automatic
Case Material
Two-Tone
Case Width
36mm
Case Thickness
13.9mm
Lug Width
20mm
Crystal
Hardlex
Bezel
Inner Rotating
Water Resistance
140m
Dial Color
Champagne
Jewels
36j
Frequency
21,600 bph
Power Reserve
72 hours
Year
1965

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