Seiko Cal. 5637 - 333

This Quartz model from 1980 features a 43mm Gold-Plated case. It features a Blue Sunburst dial protected by a Acrylic crystal and offers 90m of water resistance. [seikata-wm-33ada0f2bd00]

Also known as: Sportsmatic, Sea Horse

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

43mm

Case Thickness

8.7mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Blue Sunburst

Jewels

18j

Frequency

21,600 bph

Power Reserve

65 hours

Year

1980

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