Seiko Cal. 5689 - 379

The Seiko 5689-379 represents an important milestone in Seiko's 1975 lineup. Powered by the 5689 caliber with 20j jewels beating at 28,800 bph, it delivers a 51 hours power reserve. [seikata-wm-d44ec8230b94]

Also known as: Samurai, Monster

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

40mm

Case Thickness

13.2mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

170m

Dial Color

Champagne

Jewels

20j

Frequency

28,800 bph

Power Reserve

51 hours

Year

1975

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