Seiko Cal. 5633 - 312

The Seiko 5633-312 represents an important milestone in Seiko's 1990 lineup. It features a Blue Sunburst dial protected by a Acrylic crystal and offers 180m of water resistance. [seikata-wm-c43b6b93eb5b]

Also known as: Flighty

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

11.4mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

180m

Dial Color

Blue Sunburst

Jewels

32j

Frequency

36,000 bph

Power Reserve

51 hours

Year

1990

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