Seiko Cal. 7163 - 108

The Seiko 7163-108 represents an important milestone in Seiko's 1977 lineup. Powered by the 7163 caliber with 30j jewels beating at 36,000 bph, it delivers a 39 hours power reserve. [seikata-wm-7ea7fcac1df9]

Also known as: Bullhead, Emperor

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

8.7mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Silver

Jewels

30j

Frequency

36,000 bph

Power Reserve

39 hours

Year

1977

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