Seiko Cal. 6632 - 690

The 6632-690 is a sought-after Spring Drive piece from Seiko's golden era. With its 20mm lug width and 11.1mm profile, it sits comfortably on most wrists. [seikata-wm-ebb638317ee7]

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

11.1mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

Green

Jewels

22j

Frequency

36,000 bph

Power Reserve

44 hours

Year

1981

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