Seiko Cal. 7156 - 987

The Seiko 7156-987 represents an important milestone in Seiko's 1980 lineup. The Bidirectional bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-e2b4630e39e1]

Also known as: Golden Tuna, Flighty

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

41mm

Case Thickness

14.9mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

30m

Dial Color

Navy

Jewels

25j

Frequency

36,000 bph

Power Reserve

48 hours

Year

1980

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