Seiko Cal. 6636 - 863

The Seiko 6636-863 represents an important milestone in Seiko's 1977 lineup. It features a Cream dial protected by a Acrylic crystal and offers 150m of water resistance. [seikata-wm-722c33102841]

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

38mm

Case Thickness

13.1mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Cream

Jewels

32j

Frequency

21,600 bph

Power Reserve

64 hours

Year

1977

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