Seiko Cal. 5667 - 656

Released in 1973, the Cal. 5667 with design code 656 was part of Seiko's domestic market collection. It features a Blue Sunburst dial protected by a Hardlex crystal and offers 50m of water resistance. [seikata-wm-e48bd51ab79e]

Also known as: UFO, Sea Horse

Specifications

Movement

Solar

Case Material

Titanium

Case Width

35mm

Case Thickness

11.7mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

Blue Sunburst

Jewels

35j

Frequency

21,600 bph

Power Reserve

55 hours

Year

1973

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