Seiko Cal. 6634 - 104

The Seiko 6634-104 represents an important milestone in Seiko's 1973 lineup. With its 21mm lug width and 11.5mm profile, it sits comfortably on most wrists. [seikata-wm-d2c2a89fc9de]

Also known as: Panda, UFO

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

41mm

Case Thickness

11.5mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

30m

Dial Color

Blue Sunburst

Jewels

24j

Frequency

36,000 bph

Power Reserve

37 hours

Year

1973

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