Seiko Cal. 4440 - 971

The Seiko 4440-971 represents an important milestone in Seiko's 1976 lineup. Powered by the 4440 caliber with 32j jewels beating at 21,600 bph, it delivers a 42 hours power reserve. [seikata-wm-6c8bee07dd6b]

Also known as: UFO, Sea Horse

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

41mm

Case Thickness

13.7mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

80m

Dial Color

Cream

Jewels

32j

Frequency

21,600 bph

Power Reserve

42 hours

Year

1976

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