Seiko Cal. 5639 - 820

This Quartz model from 1967 features a 43mm Gold-Plated case. With its 21mm lug width and 12.3mm profile, it sits comfortably on most wrists. [seikata-wm-5acd7398ccad]

Also known as: Turtle, UFO

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

43mm

Case Thickness

12.3mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

160m

Dial Color

Navy

Jewels

19j

Frequency

28,800 bph

Power Reserve

72 hours

Year

1967

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