Seiko Cal. 5620 - 677

The Seiko 5620-677 represents an important milestone in Seiko's 1979 lineup. With its 21mm lug width and 11.7mm profile, it sits comfortably on most wrists. [seikata-wm-7de1f6bc8f06]

Also known as: World Timer

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

46mm

Case Thickness

11.7mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Champagne

Jewels

18j

Frequency

36,000 bph

Power Reserve

54 hours

Year

1979

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