Seiko Cal. 4420 - 143

The Seiko 4420-143 represents an important milestone in Seiko's 1986 lineup. It features a Burgundy dial protected by a Acrylic crystal and offers 130m of water resistance. [seikata-wm-475fe965b5f0]

Also known as: Monster, Bullhead

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

13.0mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

Burgundy

Jewels

32j

Frequency

36,000 bph

Power Reserve

42 hours

Year

1986

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