Seiko Cal. 6647 - 101

This Automatic model from 1978 features a 37mm Hardlex-Coated Steel case. It features a White dial protected by a Acrylic crystal and offers 100m of water resistance. [seikata-wm-1d9f934d6a3b]

Also known as: Rally

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

14.9mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

White

Jewels

31j

Frequency

28,800 bph

Power Reserve

69 hours

Year

1978

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