Seiko Cal. 6389 - 183

This Spring Drive model from 1969 features a 44mm Two-Tone case. The Fixed bezel and 44mm case give it a distinctive presence on the wrist. [seikata-wm-e6477f534dfb]

Also known as: UFO, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

44mm

Case Thickness

15.7mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

150m

Dial Color

Blue Sunburst

Jewels

27j

Frequency

21,600 bph

Power Reserve

43 hours

Year

1969

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