Seiko Cal. 4442 - 164

The Seiko 4442-164 represents an important milestone in Seiko's 1995 lineup. The Coin-Edge bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-020e8effb06f]

Also known as: Sumo, World Timer

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

43mm

Case Thickness

11.0mm

Lug Width

21mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

140m

Dial Color

White

Jewels

20j

Frequency

21,600 bph

Power Reserve

70 hours

Year

1995

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