Seiko Cal. 0777 - 690

The Seiko 0777-690 represents an important milestone in Seiko's 1978 lineup. Powered by the 0777 caliber with 27j jewels beating at 21,600 bph, it delivers a 55 hours power reserve. [seikata-wm-7e23eaba3af8]

Also known as: Flighty

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

38mm

Case Thickness

14.0mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

160m

Dial Color

Green

Jewels

27j

Frequency

21,600 bph

Power Reserve

55 hours

Year

1978

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