Seiko Cal. 6644 - 255

This Quartz model from 1976 features a 46mm Stainless Steel case. With its 19mm lug width and 13.0mm profile, it sits comfortably on most wrists. [seikata-wm-77fa5afd5e3c]

Also known as: Sumo, Flighty

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

46mm

Case Thickness

13.0mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

40m

Dial Color

Green

Jewels

35j

Frequency

36,000 bph

Power Reserve

46 hours

Year

1976

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