Seiko Cal. 5638 - 326

This Automatic model from 1987 features a 38mm Hardlex-Coated Steel case. It features a Blue Sunburst dial protected by a Sapphire crystal and offers 100m of water resistance. [seikata-wm-faa44f90f3b8]

Also known as: Silverwave, Sea Horse

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

38mm

Case Thickness

11.1mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

100m

Dial Color

Blue Sunburst

Jewels

35j

Frequency

36,000 bph

Power Reserve

36 hours

Year

1987

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