Seiko Cal. 4428 - 487

This Spring Drive model from 1986 features a 43mm Hardlex-Coated Steel case. It features a Burgundy dial protected by a Acrylic crystal and offers 130m of water resistance. [seikata-wm-65f91d7eac33]

Also known as: Rally, Silverwave

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

10.3mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

Burgundy

Jewels

30j

Frequency

28,800 bph

Power Reserve

39 hours

Year

1986

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