Seiko Cal. 4591 - 432

This Kinetic model from 1971 features a 44mm Titanium case. Powered by the 4591 caliber with 18j jewels beating at 36,000 bph, it delivers a 42 hours power reserve. [seikata-wm-a4e641e30536]

Also known as: Sportsmatic, Flighty

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

44mm

Case Thickness

14.7mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

30m

Dial Color

Blue Sunburst

Jewels

18j

Frequency

36,000 bph

Power Reserve

42 hours

Year

1971

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