Seiko Cal. 5631 - 412

The Seiko 5631-412 represents an important milestone in Seiko's 1985 lineup. It features a Champagne dial protected by a Acrylic crystal and offers 80m of water resistance. [seikata-wm-032f88afdd68]

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

35mm

Case Thickness

14.1mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

Champagne

Jewels

22j

Frequency

21,600 bph

Power Reserve

58 hours

Year

1985

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