Seiko Cal. 4420 - 364

This Spring Drive model from 1965 features a 46mm Gold-Plated case. With its 22mm lug width and 11.4mm profile, it sits comfortably on most wrists. [seikata-wm-f169cc8fedd8]

Also known as: Samurai, Crown

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

46mm

Case Thickness

11.4mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

80m

Dial Color

White

Jewels

27j

Frequency

28,800 bph

Power Reserve

71 hours

Year

1965

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