Seiko Cal. 4433 - 881

The Seiko 4433-881 represents an important milestone in Seiko's 1990 lineup. Powered by the 4433 caliber with 18j jewels beating at 36,000 bph, it delivers a 51 hours power reserve. [seikata-wm-051e964f6127]

Also known as: Helmet

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

42mm

Case Thickness

14.0mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

Silver

Jewels

18j

Frequency

36,000 bph

Power Reserve

51 hours

Year

1990

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