Seiko Cal. 6648 - 589

The Seiko 6648-589 represents an important milestone in Seiko's 1971 lineup. Powered by the 6648 caliber with 27j jewels beating at 36,000 bph, it delivers a 69 hours power reserve. [seikata-wm-bb700e12b257]

Also known as: Navigator

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

46mm

Case Thickness

8.4mm

Lug Width

19mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

150m

Dial Color

Blue Sunburst

Jewels

27j

Frequency

36,000 bph

Power Reserve

69 hours

Year

1971

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