Seiko Cal. 7178 - 391

This Quartz model from 1981 features a 39mm Two-Tone case. Powered by the 7178 caliber with 19j jewels beating at 28,800 bph, it delivers a 50 hours power reserve. [seikata-wm-a6a42303a3fd]

Also known as: Bellmatic

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

39mm

Case Thickness

15.9mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

100m

Dial Color

Burgundy

Jewels

19j

Frequency

28,800 bph

Power Reserve

50 hours

Year

1981

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