Seiko Cal. 7156 - 140

The Seiko 7156-140 represents an important milestone in Seiko's 1977 lineup. With its 22mm lug width and 8.3mm profile, it sits comfortably on most wrists. [seikata-wm-b24efadc1797]

Also known as: Crown

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

38mm

Case Thickness

8.3mm

Lug Width

22mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

110m

Dial Color

White

Jewels

17j

Frequency

36,000 bph

Power Reserve

59 hours

Year

1977

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