Seiko Cal. 6636 - 945

This Hand-Winding model from 1976 features a 38mm Gold-Plated case. Powered by the 6636 caliber with 25j jewels beating at 28,800 bph, it delivers a 56 hours power reserve. [seikata-wm-c245d83f0029]

Also known as: Samurai, World Timer

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

38mm

Case Thickness

11.5mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

40m

Dial Color

White

Jewels

25j

Frequency

28,800 bph

Power Reserve

56 hours

Year

1976

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