Seiko Cal. 5638 - 452

The Seiko 5638-452 represents an important milestone in Seiko's 1988 lineup. The Bidirectional bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-ef62b14637cb]

Also known as: Rally

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

13.7mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

180m

Dial Color

Green

Jewels

35j

Frequency

36,000 bph

Power Reserve

63 hours

Year

1988

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