Seiko Cal. 5641 - 990

This Hand-Winding model from 1972 features a 38mm Gold-Plated case. Powered by the 5641 caliber with 28j jewels beating at 21,600 bph, it delivers a 43 hours power reserve. [seikata-wm-cec629cc6725]

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

38mm

Case Thickness

13.6mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

50m

Dial Color

Cream

Jewels

28j

Frequency

21,600 bph

Power Reserve

43 hours

Year

1972

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