Seiko Cal. 5664 - 691

This Kinetic model from 1976 features a 36mm Stainless Steel case. It features a Silver dial protected by a Mineral crystal and offers 200m of water resistance. [seikata-wm-9da7cd37ebc2]

Also known as: Monster

Specifications

Movement

Kinetic

Case Material

Stainless Steel

Case Width

36mm

Case Thickness

12.6mm

Lug Width

21mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

200m

Dial Color

Silver

Jewels

26j

Frequency

36,000 bph

Power Reserve

57 hours

Year

1976

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