Seiko Cal. 5643 - 830

The 5643-830 is a sought-after Hand-Winding piece from Seiko's golden era. With its 22mm lug width and 14.1mm profile, it sits comfortably on most wrists. [seikata-wm-d0aba70ab89b]

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

41mm

Case Thickness

14.1mm

Lug Width

22mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

White

Jewels

17j

Frequency

21,600 bph

Power Reserve

41 hours

Year

1980

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