Seiko Cal. 5631 - 780

The Seiko 5631-780 represents an important milestone in Seiko's 1995 lineup. It features a Champagne dial protected by a Acrylic crystal and offers 130m of water resistance. [seikata-wm-a8dccc9c763e]

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

44mm

Case Thickness

13.3mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

130m

Dial Color

Champagne

Jewels

31j

Frequency

28,800 bph

Power Reserve

60 hours

Year

1995

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