Seiko Cal. 5690 - 966

The Seiko 5690-966 represents an important milestone in Seiko's 1980 lineup. Powered by the 5690 caliber with 31j jewels beating at 28,800 bph, it delivers a 45 hours power reserve. [seikata-wm-d5e79b161aa9]

Also known as: Bellmatic, Navigator

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

38mm

Case Thickness

12.7mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

180m

Dial Color

Navy

Jewels

31j

Frequency

28,800 bph

Power Reserve

45 hours

Year

1980

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