Seiko Cal. 5689 - 735

The Seiko 5689-735 represents an important milestone in Seiko's 1985 lineup. The Inner Rotating bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-dc2fe70c71de]

Also known as: Sportsmatic

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

40mm

Case Thickness

14.5mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Champagne

Jewels

20j

Frequency

28,800 bph

Power Reserve

58 hours

Year

1985

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