Seiko Cal. 5646 - 890

This Solar model from 1965 features a 46mm Stainless Steel case. Powered by the 5646 caliber with 24j jewels beating at 21,600 bph, it delivers a 61 hours power reserve. [seikata-wm-8bed99498209]

Also known as: Rally, Sportsmatic

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

46mm

Case Thickness

10.5mm

Lug Width

20mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

100m

Dial Color

Champagne

Jewels

24j

Frequency

21,600 bph

Power Reserve

61 hours

Year

1965

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