Seiko Cal. 5690 - 236

Released in 1975, the Cal. 5690 with design code 236 was part of Seiko's domestic market collection. With its 18mm lug width and 15.0mm profile, it sits comfortably on most wrists. [seikata-wm-ae74ba3f0113]

Also known as: Emperor

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

42mm

Case Thickness

15.0mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Blue Sunburst

Jewels

31j

Frequency

21,600 bph

Power Reserve

47 hours

Year

1975

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