Seiko Cal. 5284 - 220

The Seiko 5284-220 represents an important milestone in Seiko's 1979 lineup. It features a Silver dial protected by a Sapphire crystal and offers 160m of water resistance. [seikata-wm-d26456578fc2]

Also known as: Helmet, Navigator

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

9.2mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

160m

Dial Color

Silver

Jewels

20j

Frequency

28,800 bph

Power Reserve

71 hours

Year

1979

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