Seiko Cal. 4433 - 958

The Seiko 4433-958 represents an important milestone in Seiko's 1987 lineup. Powered by the 4433 caliber with 25j jewels beating at 21,600 bph, it delivers a 54 hours power reserve. [seikata-wm-8e09008fa7c8]

Also known as: Sportsmatic

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

9.1mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

170m

Dial Color

White

Jewels

25j

Frequency

21,600 bph

Power Reserve

54 hours

Year

1987

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