Seiko Cal. 5643 - 431

This Solar model from 1976 features a 46mm Two-Tone case. The Fixed bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-7eb79433e30c]

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

46mm

Case Thickness

8.3mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

110m

Dial Color

Black

Jewels

27j

Frequency

28,800 bph

Power Reserve

49 hours

Year

1976

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