Seiko Cal. 5631 - 415

The Seiko 5631-415 represents an important milestone in Seiko's 1985 lineup. It features a Champagne dial protected by a Acrylic crystal and offers 30m of water resistance. [seikata-wm-6a039b43dd3c]

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

45mm

Case Thickness

10.0mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

30m

Dial Color

Champagne

Jewels

25j

Frequency

21,600 bph

Power Reserve

54 hours

Year

1985

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