Seiko Cal. 5284 - 353

The Seiko 5284-353 represents an important milestone in Seiko's 1977 lineup. With its 21mm lug width and 12.9mm profile, it sits comfortably on most wrists. [seikata-wm-5995b7594ea8]

Also known as: Crown

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

42mm

Case Thickness

12.9mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

Blue Sunburst

Jewels

27j

Frequency

28,800 bph

Power Reserve

42 hours

Year

1977

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