Seiko Cal. 5284 - 503

The Seiko 5284-503 represents an important milestone in Seiko's 1976 lineup. Powered by the 5284 caliber with 34j jewels beating at 21,600 bph, it delivers a 36 hours power reserve. [seikata-wm-56667e73190b]

Also known as: Monster, Silverwave

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

38mm

Case Thickness

14.0mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

200m

Dial Color

Blue Sunburst

Jewels

34j

Frequency

21,600 bph

Power Reserve

36 hours

Year

1976

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