Seiko Cal. 4428 - 788

This Quartz model from 1966 features a 35mm PVD Black case. With its 20mm lug width and 14.2mm profile, it sits comfortably on most wrists. [seikata-wm-db2343f5cb96]

Also known as: Crown

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

35mm

Case Thickness

14.2mm

Lug Width

20mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

200m

Dial Color

Navy

Jewels

35j

Frequency

21,600 bph

Power Reserve

63 hours

Year

1966

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