Seiko Cal. 5635 - 287

The Seiko 5635-287 represents an important milestone in Seiko's 1981 lineup. The Fixed bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-68fe685978fe]

Also known as: Helmet, Rally

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

46mm

Case Thickness

12.8mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

30m

Dial Color

Cream

Jewels

21j

Frequency

28,800 bph

Power Reserve

58 hours

Year

1981

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