Seiko Cal. 5656 - 569

This Spring Drive model from 1979 features a 40mm Two-Tone case. It features a Blue Sunburst dial protected by a Acrylic crystal and offers 80m of water resistance. [seikata-wm-f8304db75d8d]

Also known as: Crown

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

40mm

Case Thickness

12.6mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

80m

Dial Color

Blue Sunburst

Jewels

30j

Frequency

21,600 bph

Power Reserve

51 hours

Year

1979

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