Seiko Cal. 6636 - 583

This Hand-Winding model from 1991 features a 38mm Gold-Plated case. It features a Silver dial protected by a Acrylic crystal and offers 40m of water resistance. [seikata-wm-4424fcd6abe5]

Also known as: Shogun, Helmet

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

38mm

Case Thickness

9.2mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Silver

Jewels

28j

Frequency

21,600 bph

Power Reserve

46 hours

Year

1991

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