Seiko Cal. 4427 - 865

The Seiko 4427-865 represents an important milestone in Seiko's 1987 lineup. It features a Burgundy dial protected by a Acrylic crystal and offers 110m of water resistance. [seikata-wm-2f6e19a7875c]

Also known as: Silverwave, Navigator

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

14.2mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

110m

Dial Color

Burgundy

Jewels

25j

Frequency

28,800 bph

Power Reserve

69 hours

Year

1987

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