Seiko Cal. 4421 - 806

The Seiko 4421-806 represents an important milestone in Seiko's 1971 lineup. Powered by the 4421 caliber with 24j jewels beating at 21,600 bph, it delivers a 64 hours power reserve. [seikata-wm-008914544535]

Also known as: Rally

Specifications

Movement

Solar

Case Material

Titanium

Case Width

44mm

Case Thickness

11.0mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

120m

Dial Color

Blue Sunburst

Jewels

24j

Frequency

21,600 bph

Power Reserve

64 hours

Year

1971

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