Seiko Cal. 6366 - 635

The Seiko 6366-635 represents an important milestone in Seiko's 1974 lineup. With its 22mm lug width and 9.6mm profile, it sits comfortably on most wrists. [seikata-wm-81344e0649e5]

Also known as: UFO, Rally

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

42mm

Case Thickness

9.6mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

190m

Dial Color

Cream

Jewels

32j

Frequency

36,000 bph

Power Reserve

48 hours

Year

1974

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