Seiko Cal. 0789 - 390

The Seiko 0789-390 represents an important milestone in Seiko's 1971 lineup. The Bidirectional bezel and 34mm case give it a distinctive presence on the wrist. [seikata-wm-a49f27df61b0]

Also known as: Bellmatic

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

34mm

Case Thickness

14.3mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

70m

Dial Color

Black

Jewels

33j

Frequency

36,000 bph

Power Reserve

58 hours

Year

1971

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