Seiko Cal. 6646 - 663

This Quartz model from 1969 features a 43mm Stainless Steel case. With its 21mm lug width and 8.2mm profile, it sits comfortably on most wrists. [seikata-wm-3b0536d42244]

Also known as: Silverwave, Emperor

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

43mm

Case Thickness

8.2mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

120m

Dial Color

White

Jewels

20j

Frequency

21,600 bph

Power Reserve

53 hours

Year

1969

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