Seiko Cal. 7128 - 390

The Seiko 7128-390 represents an important milestone in Seiko's 1967 lineup. The Bidirectional bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-00703ac96242]

Also known as: Emperor

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

37mm

Case Thickness

9.3mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

110m

Dial Color

Blue Sunburst

Jewels

21j

Frequency

21,600 bph

Power Reserve

71 hours

Year

1967

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