Seiko Cal. 5639 - 207

This Solar model from 1979 features a 43mm Stainless Steel case. Powered by the 5639 caliber with 17j jewels beating at 21,600 bph, it delivers a 39 hours power reserve. [seikata-wm-b153bbc1d1cb]

Also known as: Flighty

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

43mm

Case Thickness

9.8mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

Black

Jewels

17j

Frequency

21,600 bph

Power Reserve

39 hours

Year

1979

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