Seiko Cal. 4423 - 254

This Kinetic model from 1972 features a 35mm Titanium case. Powered by the 4423 caliber with 30j jewels beating at 21,600 bph, it delivers a 68 hours power reserve. [seikata-wm-56c493b0e8f9]

Also known as: Tuna, Flighty

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

35mm

Case Thickness

9.5mm

Lug Width

20mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

200m

Dial Color

Green

Jewels

30j

Frequency

21,600 bph

Power Reserve

68 hours

Year

1972

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