Seiko Cal. 7156 - 490

This Spring Drive model from 1976 features a 35mm PVD Black case. With its 21mm lug width and 12.2mm profile, it sits comfortably on most wrists. [seikata-wm-683ef56cb6c3]

Also known as: Bellmatic

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

35mm

Case Thickness

12.2mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

160m

Dial Color

White

Jewels

24j

Frequency

21,600 bph

Power Reserve

61 hours

Year

1976

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