Seiko Cal. 4441 - 963

The Seiko 4441-963 represents an important milestone in Seiko's 1979 lineup. It features a White dial protected by a Hardlex crystal and offers 80m of water resistance. [seikata-wm-e8e41b232d3a]

Also known as: Sumo, Navigator

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

39mm

Case Thickness

15.6mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

80m

Dial Color

White

Jewels

27j

Frequency

28,800 bph

Power Reserve

68 hours

Year

1979

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