Seiko Cal. 5284 - 803

The Seiko 5284-803 represents an important milestone in Seiko's 1978 lineup. Powered by the 5284 caliber with 32j jewels beating at 28,800 bph, it delivers a 66 hours power reserve. [seikata-wm-b4d85ef1bf47]

Also known as: Helmet

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

43mm

Case Thickness

8.7mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

90m

Dial Color

Champagne

Jewels

32j

Frequency

28,800 bph

Power Reserve

66 hours

Year

1978

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