Seiko Cal. 5644 - 202

The Seiko 5644-202 represents an important milestone in Seiko's 1990 lineup. With its 18mm lug width and 14.8mm profile, it sits comfortably on most wrists. [seikata-wm-1a0a9e39f84e]

Also known as: Crown

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

34mm

Case Thickness

14.8mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

190m

Dial Color

Blue Sunburst

Jewels

20j

Frequency

21,600 bph

Power Reserve

59 hours

Year

1990

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