Seiko Cal. 4428 - 161

The Seiko 4428-161 represents an important milestone in Seiko's 1970 lineup. With its 20mm lug width and 9.1mm profile, it sits comfortably on most wrists. [seikata-wm-0208c28831b9]

Also known as: Samurai, Emperor

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

38mm

Case Thickness

9.1mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

180m

Dial Color

White

Jewels

34j

Frequency

36,000 bph

Power Reserve

42 hours

Year

1970

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