Seiko Cal. 5643 - 922

Released in 1970, the Cal. 5643 with design code 922 was part of Seiko's domestic market collection. The Bidirectional bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-9e3dc724ffb8]

Also known as: Rally, Flighty

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

46mm

Case Thickness

15.5mm

Lug Width

21mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

120m

Dial Color

Cream

Jewels

25j

Frequency

21,600 bph

Power Reserve

54 hours

Year

1970

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