Seiko Cal. 6656 - 566

This Spring Drive model from 1981 features a 34mm Gold-Plated case. It features a Navy dial protected by a Sapphire crystal and offers 100m of water resistance. [seikata-wm-e9d82490cd34]

Also known as: Bellmatic

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

34mm

Case Thickness

14.5mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

100m

Dial Color

Navy

Jewels

29j

Frequency

28,800 bph

Power Reserve

61 hours

Year

1981

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