Seiko Cal. 5644 - 286

The Seiko 5644-286 represents an important milestone in Seiko's 1979 lineup. It features a Black dial protected by a Mineral crystal and offers 110m of water resistance. [seikata-wm-1013e6d4f869]

Also known as: UFO, Flighty

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

41mm

Case Thickness

14.3mm

Lug Width

20mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

110m

Dial Color

Black

Jewels

32j

Frequency

28,800 bph

Power Reserve

51 hours

Year

1979

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