Seiko Cal. 7159 - 323

The Seiko 7159-323 represents an important milestone in Seiko's 1980 lineup. The Rotating bezel and 34mm case give it a distinctive presence on the wrist. [seikata-wm-0f4b5f30636e]

Also known as: Sumo, Bellmatic

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

34mm

Case Thickness

8.0mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

110m

Dial Color

Black

Jewels

21j

Frequency

36,000 bph

Power Reserve

51 hours

Year

1980

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