Seiko Cal. 5677 - 722

Released in 1965, the Cal. 5677 with design code 722 was part of Seiko's domestic market collection. With its 21mm lug width and 8.8mm profile, it sits comfortably on most wrists. [seikata-wm-ac4dd6e63824]

Also known as: Baby Tuna, Emperor

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

41mm

Case Thickness

8.8mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

Blue Sunburst

Jewels

31j

Frequency

21,600 bph

Power Reserve

38 hours

Year

1965

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