Seiko Cal. 4420 - 506

The Seiko 4420-506 represents an important milestone in Seiko's 1982 lineup. It features a Champagne dial protected by a Hardlex crystal and offers 190m of water resistance. [seikata-wm-a8ed313a3f2a]

Also known as: Silverwave

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

38mm

Case Thickness

9.0mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

Champagne

Jewels

25j

Frequency

28,800 bph

Power Reserve

72 hours

Year

1982

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