Seiko Cal. 5683 - 923

The Seiko 5683-923 represents an important milestone in Seiko's 1974 lineup. Powered by the 5683 caliber with 27j jewels beating at 28,800 bph, it delivers a 68 hours power reserve. [seikata-wm-f55d1c4e3589]

Also known as: Helmet, Flighty

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

35mm

Case Thickness

14.5mm

Lug Width

19mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

130m

Dial Color

Black

Jewels

27j

Frequency

28,800 bph

Power Reserve

68 hours

Year

1974

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