Seiko Cal. 4488 - 379

The Seiko 4488-379 represents an important milestone in Seiko's 1978 lineup. Powered by the 4488 caliber with 20j jewels beating at 21,600 bph, it delivers a 47 hours power reserve. [seikata-wm-2e5919da9bba]

Also known as: Navigator

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

41mm

Case Thickness

8.9mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

180m

Dial Color

Cream

Jewels

20j

Frequency

21,600 bph

Power Reserve

47 hours

Year

1978

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