Seiko Cal. 6647 - 954

This Spring Drive model from 1966 features a 38mm Gold-Plated case. It features a Burgundy dial protected by a Acrylic crystal and offers 180m of water resistance. [seikata-wm-4f7100f8f1f6]

Also known as: Sea Horse, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

38mm

Case Thickness

12.6mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

180m

Dial Color

Burgundy

Jewels

28j

Frequency

28,800 bph

Power Reserve

41 hours

Year

1966

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