Seiko Cal. 6634 - 775

The Seiko 6634-775 represents an important milestone in Seiko's 1974 lineup. With its 20mm lug width and 13.4mm profile, it sits comfortably on most wrists. [seikata-wm-d615bed1c055]

Also known as: Sea Horse

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

34mm

Case Thickness

13.4mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

70m

Dial Color

Cream

Jewels

19j

Frequency

36,000 bph

Power Reserve

65 hours

Year

1974

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