Seiko Cal. 7156 - 855

The Seiko 7156-855 represents an important milestone in Seiko's 1970 lineup. The Inner Rotating bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-214a5e39fb55]

Also known as: UFO, Navigator

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

14.8mm

Lug Width

20mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Champagne

Jewels

30j

Frequency

21,600 bph

Power Reserve

70 hours

Year

1970

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