Seiko Cal. 5697 - 999

The Seiko 5697-999 represents an important milestone in Seiko's 1976 lineup. The Inner Rotating bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-5e032d7093ed]

Also known as: Tuna, Emperor

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

37mm

Case Thickness

14.6mm

Lug Width

18mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Silver

Jewels

17j

Frequency

28,800 bph

Power Reserve

44 hours

Year

1976

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