Seiko Cal. 6636 - 634

The Seiko 6636-634 represents an important milestone in Seiko's 1984 lineup. With its 22mm lug width and 9.2mm profile, it sits comfortably on most wrists. [seikata-wm-8e278ec55b2f]

Also known as: Monster

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

34mm

Case Thickness

9.2mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

120m

Dial Color

Silver

Jewels

31j

Frequency

28,800 bph

Power Reserve

45 hours

Year

1984

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