Seiko Cal. 7163 - 397

This Spring Drive model from 1968 features a 36mm Gold-Plated case. Powered by the 7163 caliber with 18j jewels beating at 36,000 bph, it delivers a 62 hours power reserve. [seikata-wm-b21a8b375f55]

Also known as: Bellmatic, Crown

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

36mm

Case Thickness

9.9mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

30m

Dial Color

Silver

Jewels

18j

Frequency

36,000 bph

Power Reserve

62 hours

Year

1968

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