Seiko Cal. 5616 - 991

This Automatic model from 1970 features a 36mm Gold-Plated case. With its 18mm lug width and 15.1mm profile, it sits comfortably on most wrists. [seikata-wm-1af8fed62dae]

Also known as: Navigator, Sea Horse

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

36mm

Case Thickness

15.1mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

120m

Dial Color

Cream

Jewels

31j

Frequency

36,000 bph

Power Reserve

36 hours

Year

1970

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