Seiko Cal. 6635 - 906

This Quartz model from 1974 features a 41mm Two-Tone case. With its 21mm lug width and 12.8mm profile, it sits comfortably on most wrists. [seikata-wm-4dcf824ba336]

Also known as: Panda, Bullhead

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

41mm

Case Thickness

12.8mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

120m

Dial Color

Navy

Jewels

34j

Frequency

21,600 bph

Power Reserve

40 hours

Year

1974

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