Seiko Cal. 7178 - 958

This Hand-Winding model from 1977 features a 43mm Stainless Steel case. Powered by the 7178 caliber with 20j jewels beating at 36,000 bph, it delivers a 71 hours power reserve. [seikata-wm-b8941b845454]

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

43mm

Case Thickness

11.9mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

White

Jewels

20j

Frequency

36,000 bph

Power Reserve

71 hours

Year

1977

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