Seiko Cal. 6389 - 143

This Quartz model from 1975 features a 35mm Titanium case. The Bidirectional bezel and 35mm case give it a distinctive presence on the wrist. [seikata-wm-2364eb87b826]

Also known as: Baby Tuna, Emperor

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

35mm

Case Thickness

10.7mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

170m

Dial Color

Burgundy

Jewels

28j

Frequency

21,600 bph

Power Reserve

68 hours

Year

1975

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