Seiko Cal. 6636 - 682

This Hand-Winding model from 1991 features a 44mm Two-Tone case. With its 19mm lug width and 12.9mm profile, it sits comfortably on most wrists. [seikata-wm-450b3979a83f]

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

44mm

Case Thickness

12.9mm

Lug Width

19mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

40m

Dial Color

Green

Jewels

24j

Frequency

28,800 bph

Power Reserve

55 hours

Year

1991

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