Seiko Cal. 5628 - 635

The Seiko 5628-635 represents an important milestone in Seiko's 1985 lineup. It features a Champagne dial protected by a Acrylic crystal and offers 100m of water resistance. [seikata-wm-6a0a3ab52bf5]

Also known as: Sumo, Goldfeather

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

39mm

Case Thickness

12.4mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

100m

Dial Color

Champagne

Jewels

29j

Frequency

21,600 bph

Power Reserve

38 hours

Year

1985

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