Seiko Cal. 6638 - 869

This Hand-Winding model from 1982 features a 42mm Hardlex-Coated Steel case. It features a Champagne dial protected by a Acrylic crystal and offers 180m of water resistance. [seikata-wm-cb8db26ea4b3]

Also known as: Turtle

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

8.6mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Champagne

Jewels

30j

Frequency

21,600 bph

Power Reserve

54 hours

Year

1982

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