Seiko Cal. 5631 - 684

The Seiko 5631-684 represents an important milestone in Seiko's 1982 lineup. It features a Champagne dial protected by a Acrylic crystal and offers 110m of water resistance. [seikata-wm-66f82f79b338]

Also known as: Silverwave

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

36mm

Case Thickness

10.2mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

110m

Dial Color

Champagne

Jewels

32j

Frequency

21,600 bph

Power Reserve

39 hours

Year

1982

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