Seiko Cal. 5638 - 799

The Seiko 5638-799 represents an important milestone in Seiko's 1976 lineup. The Bidirectional bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-6f9138827a86]

Also known as: Panda, Sea Horse

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

45mm

Case Thickness

11.2mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

110m

Dial Color

Blue Sunburst

Jewels

33j

Frequency

28,800 bph

Power Reserve

59 hours

Year

1976

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