Seiko Cal. 5616 - 797

The Seiko 5616-797 represents an important milestone in Seiko's 1973 lineup. With its 20mm lug width and 11.7mm profile, it sits comfortably on most wrists. [seikata-wm-12051051a6ab]

Also known as: Tuna

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

38mm

Case Thickness

11.7mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

Blue Sunburst

Jewels

28j

Frequency

21,600 bph

Power Reserve

38 hours

Year

1973

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