Seiko Cal. 5632 - 640

Released in 1966, the Cal. 5632 with design code 640 was part of Seiko's domestic market collection. The Inner Rotating bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-45da9fd5a717]

Also known as: Shogun, Panda

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

46mm

Case Thickness

10.1mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

White

Jewels

24j

Frequency

21,600 bph

Power Reserve

36 hours

Year

1966

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