Seiko Cal. 4429 - 431

The 4429-431 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 4429 caliber with 36j jewels beating at 21,600 bph, it delivers a 69 hours power reserve. [seikata-wm-9d1e59ae3034]

Also known as: UFO, Flighty

Specifications

Movement

Kinetic

Case Material

Stainless Steel

Case Width

34mm

Case Thickness

10.8mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

120m

Dial Color

White

Jewels

36j

Frequency

21,600 bph

Power Reserve

69 hours

Year

1969

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