Seiko Cal. 5689 - 916

The Seiko 5689-916 represents an important milestone in Seiko's 1979 lineup. The Bidirectional bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-ad8a0334166b]

Also known as: Baby Tuna, Emperor

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

36mm

Case Thickness

9.4mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

40m

Dial Color

Silver

Jewels

32j

Frequency

36,000 bph

Power Reserve

60 hours

Year

1979

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