Seiko Cal. 4420 - 159

The 4420-159 is a sought-after Automatic piece from Seiko's golden era. It features a Blue Sunburst dial protected by a Hardlex crystal and offers 130m of water resistance. [seikata-wm-aba2ed679b3b]

Also known as: World Timer

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

42mm

Case Thickness

11.3mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

130m

Dial Color

Blue Sunburst

Jewels

33j

Frequency

21,600 bph

Power Reserve

47 hours

Year

1989

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