Seiko Cal. 5643 - 961

Seiko 5643-961

This Hand-Winding model from 1971 features a 46mm Stainless Steel case. With its 22mm lug width and 9.1mm profile, it sits comfortably on most wrists. [seikata-wm-d0d801b4f50b]

Specifications

Movement
Hand-Winding
Case Material
Stainless Steel
Case Width
46mm
Case Thickness
9.1mm
Lug Width
22mm
Crystal
Sapphire
Bezel
Rotating
Water Resistance
200m
Dial Color
White
Jewels
32j
Frequency
36,000 bph
Power Reserve
56 hours
Year
1971

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