Seiko Cal. 7156 - 250

The Seiko 7156-250 represents an important milestone in Seiko's 1977 lineup. The Bidirectional bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-d8c15f3e7bda]

Also known as: UFO

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

39mm

Case Thickness

14.7mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

80m

Dial Color

Blue Sunburst

Jewels

32j

Frequency

28,800 bph

Power Reserve

62 hours

Year

1977

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