Seiko Cal. 5630 - 394

The Seiko 5630-394 represents an important milestone in Seiko's 1977 lineup. With its 18mm lug width and 8.8mm profile, it sits comfortably on most wrists. [seikata-wm-cc9f8b95cdb4]

Also known as: Samurai

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

38mm

Case Thickness

8.8mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

180m

Dial Color

Cream

Jewels

20j

Frequency

36,000 bph

Power Reserve

70 hours

Year

1977

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