Seiko Cal. 5644 - 559

This Solar model from 1978 features a 41mm Gold-Plated case. Powered by the 5644 caliber with 23j jewels beating at 28,800 bph, it delivers a 67 hours power reserve. [seikata-wm-71dc6386dc89]

Also known as: Sea Horse, Arnie

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

41mm

Case Thickness

12.6mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

200m

Dial Color

Black

Jewels

23j

Frequency

28,800 bph

Power Reserve

67 hours

Year

1978

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