Seiko Cal. 4420 - 350

The Seiko 4420-350 represents an important milestone in Seiko's 1986 lineup. With its 21mm lug width and 14.0mm profile, it sits comfortably on most wrists. [seikata-wm-214858bf0141]

Also known as: Bellmatic, World Timer

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

38mm

Case Thickness

14.0mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

50m

Dial Color

Blue Sunburst

Jewels

30j

Frequency

21,600 bph

Power Reserve

41 hours

Year

1986

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