Seiko Cal. 5659 - 561

This Spring Drive model from 1966 features a 44mm Hardlex-Coated Steel case. It features a Burgundy dial protected by a Mineral crystal and offers 150m of water resistance. [seikata-wm-4b7b9f78befe]

Also known as: Silverwave, Bellmatic

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

11.2mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Burgundy

Jewels

20j

Frequency

21,600 bph

Power Reserve

42 hours

Year

1966

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