Seiko Cal. 4428 - 160

This Hand-Winding model from 1966 features a 43mm Hardlex-Coated Steel case. The Rotating bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-dfb17d1b8e41]

Also known as: Panda, Emperor

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

10.4mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

30m

Dial Color

Green

Jewels

36j

Frequency

21,600 bph

Power Reserve

58 hours

Year

1966

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