Seiko Cal. 4444 - 143

The Seiko 4444-143 represents an important milestone in Seiko's 1981 lineup. Powered by the 4444 caliber with 35j jewels beating at 28,800 bph, it delivers a 71 hours power reserve. [seikata-wm-20c52ea8437e]

Also known as: Helmet, Crown

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

37mm

Case Thickness

15.7mm

Lug Width

18mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

90m

Dial Color

White

Jewels

35j

Frequency

28,800 bph

Power Reserve

71 hours

Year

1981

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