Seiko Cal. 4446 - 681

The Seiko 4446-681 represents an important milestone in Seiko's 1992 lineup. It features a Silver dial protected by a Acrylic crystal and offers 110m of water resistance. [seikata-wm-7dfbed5705b7]

Also known as: Bullhead, Sportsmatic

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

46mm

Case Thickness

10.1mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

110m

Dial Color

Silver

Jewels

26j

Frequency

28,800 bph

Power Reserve

68 hours

Year

1992

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