Seiko Cal. 5647 - 441

Released in 1979, the Cal. 5647 with design code 441 was part of Seiko's domestic market collection. With its 21mm lug width and 15.9mm profile, it sits comfortably on most wrists. [seikata-wm-1427720bd5bd]

Also known as: World Timer, Sea Horse

Specifications

Movement

Kinetic

Case Material

Gold-Plated

Case Width

40mm

Case Thickness

15.9mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Champagne

Jewels

35j

Frequency

28,800 bph

Power Reserve

58 hours

Year

1979

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