Seiko Cal. 6390 - 883

The Seiko 6390-883 represents an important milestone in Seiko's 1987 lineup. Powered by the 6390 caliber with 25j jewels beating at 21,600 bph, it delivers a 54 hours power reserve. [seikata-wm-f952181701b2]

Also known as: Navigator, Emperor

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

44mm

Case Thickness

8.0mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

160m

Dial Color

Green

Jewels

25j

Frequency

21,600 bph

Power Reserve

54 hours

Year

1987

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