Seiko Cal. 7154 - 100

This Quartz model from 1967 features a 41mm Two-Tone case. Powered by the 7154 caliber with 18j jewels beating at 21,600 bph, it delivers a 54 hours power reserve. [seikata-wm-60eac1d75ade]

Also known as: Bullhead

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

41mm

Case Thickness

10.6mm

Lug Width

21mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

140m

Dial Color

Champagne

Jewels

18j

Frequency

21,600 bph

Power Reserve

54 hours

Year

1967

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