Seiko Cal. 5638 - 527

The Seiko 5638-527 represents an important milestone in Seiko's 1991 lineup. The Fixed bezel and 44mm case give it a distinctive presence on the wrist. [seikata-wm-ce3b83507ed5]

Also known as: Goldfeather

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

44mm

Case Thickness

14.1mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

30m

Dial Color

Green

Jewels

36j

Frequency

36,000 bph

Power Reserve

59 hours

Year

1991

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