Seiko Cal. 5623 - 900

This Kinetic model from 1977 features a 38mm Two-Tone case. With its 20mm lug width and 8.5mm profile, it sits comfortably on most wrists. [seikata-wm-d83db4452600]

Also known as: Navigator, Golden Tuna

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

38mm

Case Thickness

8.5mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Blue Sunburst

Jewels

23j

Frequency

21,600 bph

Power Reserve

71 hours

Year

1977

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