Seiko Cal. 5642 - 927

The Seiko 5642-927 represents an important milestone in Seiko's 1974 lineup. The Bidirectional bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-861cc86cb2c5]

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

36mm

Case Thickness

14.1mm

Lug Width

19mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

150m

Dial Color

Blue Sunburst

Jewels

28j

Frequency

21,600 bph

Power Reserve

56 hours

Year

1974

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