Seiko Cal. 5690 - 749

The Seiko 5690-749 represents an important milestone in Seiko's 1981 lineup. The Inner Rotating bezel and 38mm case give it a distinctive presence on the wrist. [seikata-wm-e0f553d8b08a]

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

38mm

Case Thickness

14.4mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Burgundy

Jewels

30j

Frequency

36,000 bph

Power Reserve

52 hours

Year

1981

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