Seiko Cal. 6636 - 602

This Hand-Winding model from 1980 features a 42mm Two-Tone case. With its 22mm lug width and 8.2mm profile, it sits comfortably on most wrists. [seikata-wm-86ed52a4b049]

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

42mm

Case Thickness

8.2mm

Lug Width

22mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

Green

Jewels

23j

Frequency

21,600 bph

Power Reserve

36 hours

Year

1980

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