Seiko Cal. 4440 - 981

The Seiko 4440-981 represents an important milestone in Seiko's 1983 lineup. Powered by the 4440 caliber with 18j jewels beating at 21,600 bph, it delivers a 58 hours power reserve. [seikata-wm-76cbb8c48179]

Also known as: World Timer, Golden Tuna

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

41mm

Case Thickness

12.0mm

Lug Width

18mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Burgundy

Jewels

18j

Frequency

21,600 bph

Power Reserve

58 hours

Year

1983

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